Home / 157,123.26-216,812.52-92,588.34

Finding the Fourth Proportional to 157,123.26, 216,812.52 and 92,588.34

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Solution

The fourth proportional to 157,123.26, 216,812.52 and 92,588.34 is: 127,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,123.26 : 216,812.52 = 92,588.34 : x
  2. Step 2: Convert to fraction form
    157,123.26/216,812.52 = 92,588.34/x
  3. Step 3: Cross multiply
    157,123.26x = 216,812.52 × 92,588.34
  4. Step 4: Simplify right side
    157,123.26x = 20,074,311,318.02
  5. Step 5: Solve for x
    x = 20,074,311,318.02/157,123.26
  6. Step 6: Final answer
    x = 127,761.55

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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.