Home / 157,628.25-217,497.23-93,971.97

Finding the Fourth Proportional to 157,628.25, 217,497.23 and 93,971.97

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Solution

The fourth proportional to 157,628.25, 217,497.23 and 93,971.97 is: 129,663.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,628.25 : 217,497.23 = 93,971.97 : x
  2. Step 2: Convert to fraction form
    157,628.25/217,497.23 = 93,971.97/x
  3. Step 3: Cross multiply
    157,628.25x = 217,497.23 × 93,971.97
  4. Step 4: Simplify right side
    157,628.25x = 20,438,642,702.78
  5. Step 5: Solve for x
    x = 20,438,642,702.78/157,628.25
  6. Step 6: Final answer
    x = 129,663.58

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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.