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Finding the Fourth Proportional to 173,789.71, 239,809.96 and 97,298.17

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Solution

The fourth proportional to 173,789.71, 239,809.96 and 97,298.17 is: 134,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,789.71 : 239,809.96 = 97,298.17 : x
  2. Step 2: Convert to fraction form
    173,789.71/239,809.96 = 97,298.17/x
  3. Step 3: Cross multiply
    173,789.71x = 239,809.96 × 97,298.17
  4. Step 4: Simplify right side
    173,789.71x = 23,333,070,255.77
  5. Step 5: Solve for x
    x = 23,333,070,255.77/173,789.71
  6. Step 6: Final answer
    x = 134,260.37

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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.