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Finding the Fourth Proportional to 169,091.76, 233,332.92 and 97,423.68

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Solution

The fourth proportional to 169,091.76, 233,332.92 and 97,423.68 is: 134,436.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,091.76 : 233,332.92 = 97,423.68 : x
  2. Step 2: Convert to fraction form
    169,091.76/233,332.92 = 97,423.68/x
  3. Step 3: Cross multiply
    169,091.76x = 233,332.92 × 97,423.68
  4. Step 4: Simplify right side
    169,091.76x = 22,732,151,731.55
  5. Step 5: Solve for x
    x = 22,732,151,731.55/169,091.76
  6. Step 6: Final answer
    x = 134,436.78

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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.