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Finding the Fourth Proportional to 157,073.00, 216,836.03 and 96,695.40

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Solution

The fourth proportional to 157,073.00, 216,836.03 and 96,695.40 is: 133,485.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,073.00 : 216,836.03 = 96,695.40 : x
  2. Step 2: Convert to fraction form
    157,073.00/216,836.03 = 96,695.40/x
  3. Step 3: Cross multiply
    157,073.00x = 216,836.03 × 96,695.40
  4. Step 4: Simplify right side
    157,073.00x = 20,967,045,358.65
  5. Step 5: Solve for x
    x = 20,967,045,358.65/157,073.00
  6. Step 6: Final answer
    x = 133,485.99

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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.