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Finding the Fourth Proportional to 169,799.76, 234,312.16 and 93,324.24

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Solution

The fourth proportional to 169,799.76, 234,312.16 and 93,324.24 is: 128,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,799.76 : 234,312.16 = 93,324.24 : x
  2. Step 2: Convert to fraction form
    169,799.76/234,312.16 = 93,324.24/x
  3. Step 3: Cross multiply
    169,799.76x = 234,312.16 × 93,324.24
  4. Step 4: Simplify right side
    169,799.76x = 21,867,004,254.76
  5. Step 5: Solve for x
    x = 21,867,004,254.76/169,799.76
  6. Step 6: Final answer
    x = 128,781.13

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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.