Home / 124,191.28-171,384.06-67,602.76

Finding the Fourth Proportional to 124,191.28, 171,384.06 and 67,602.76

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Solution

The fourth proportional to 124,191.28, 171,384.06 and 67,602.76 is: 93,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,191.28 : 171,384.06 = 67,602.76 : x
  2. Step 2: Convert to fraction form
    124,191.28/171,384.06 = 67,602.76/x
  3. Step 3: Cross multiply
    124,191.28x = 171,384.06 × 67,602.76
  4. Step 4: Simplify right side
    124,191.28x = 11,586,035,476.01
  5. Step 5: Solve for x
    x = 11,586,035,476.01/124,191.28
  6. Step 6: Final answer
    x = 93,291.86

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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.