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Finding the Fourth Proportional to 157,122.92, 216,717.72 and 96,614.36

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Solution

The fourth proportional to 157,122.92, 216,717.72 and 96,614.36 is: 133,259.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,122.92 : 216,717.72 = 96,614.36 : x
  2. Step 2: Convert to fraction form
    157,122.92/216,717.72 = 96,614.36/x
  3. Step 3: Cross multiply
    157,122.92x = 216,717.72 × 96,614.36
  4. Step 4: Simplify right side
    157,122.92x = 20,938,043,818.46
  5. Step 5: Solve for x
    x = 20,938,043,818.46/157,122.92
  6. Step 6: Final answer
    x = 133,259.00

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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.