Home / 157,434.48-217,282.23-93,773.34

Finding the Fourth Proportional to 157,434.48, 217,282.23 and 93,773.34

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Solution

The fourth proportional to 157,434.48, 217,282.23 and 93,773.34 is: 129,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,434.48 : 217,282.23 = 93,773.34 : x
  2. Step 2: Convert to fraction form
    157,434.48/217,282.23 = 93,773.34/x
  3. Step 3: Cross multiply
    157,434.48x = 217,282.23 × 93,773.34
  4. Step 4: Simplify right side
    157,434.48x = 20,375,280,429.75
  5. Step 5: Solve for x
    x = 20,375,280,429.75/157,434.48
  6. Step 6: Final answer
    x = 129,420.70

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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.