Home / 92,179.38-127,217.07-56,393.18

Finding the Fourth Proportional to 92,179.38, 127,217.07 and 56,393.18

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Solution

The fourth proportional to 92,179.38, 127,217.07 and 56,393.18 is: 77,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,179.38 : 127,217.07 = 56,393.18 : x
  2. Step 2: Convert to fraction form
    92,179.38/127,217.07 = 56,393.18/x
  3. Step 3: Cross multiply
    92,179.38x = 127,217.07 × 56,393.18
  4. Step 4: Simplify right side
    92,179.38x = 7,174,174,491.50
  5. Step 5: Solve for x
    x = 7,174,174,491.50/92,179.38
  6. Step 6: Final answer
    x = 77,828.41

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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.