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Finding the Fourth Proportional to 169,371.68, 233,741.06 and 97,761.20

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Solution

The fourth proportional to 169,371.68, 233,741.06 and 97,761.20 is: 134,915.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,371.68 : 233,741.06 = 97,761.20 : x
  2. Step 2: Convert to fraction form
    169,371.68/233,741.06 = 97,761.20/x
  3. Step 3: Cross multiply
    169,371.68x = 233,741.06 × 97,761.20
  4. Step 4: Simplify right side
    169,371.68x = 22,850,806,514.87
  5. Step 5: Solve for x
    x = 22,850,806,514.87/169,371.68
  6. Step 6: Final answer
    x = 134,915.16

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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.