Home / 92,438.28-127,564.65-49,996.76

Finding the Fourth Proportional to 92,438.28, 127,564.65 and 49,996.76

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Solution

The fourth proportional to 92,438.28, 127,564.65 and 49,996.76 is: 68,995.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,438.28 : 127,564.65 = 49,996.76 : x
  2. Step 2: Convert to fraction form
    92,438.28/127,564.65 = 49,996.76/x
  3. Step 3: Cross multiply
    92,438.28x = 127,564.65 × 49,996.76
  4. Step 4: Simplify right side
    92,438.28x = 6,377,818,552.71
  5. Step 5: Solve for x
    x = 6,377,818,552.71/92,438.28
  6. Step 6: Final answer
    x = 68,995.43

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.