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Finding the Fourth Proportional to 169,442.66, 233,822.39 and 97,818.41

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Solution

The fourth proportional to 169,442.66, 233,822.39 and 97,818.41 is: 134,984.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,442.66 : 233,822.39 = 97,818.41 : x
  2. Step 2: Convert to fraction form
    169,442.66/233,822.39 = 97,818.41/x
  3. Step 3: Cross multiply
    169,442.66x = 233,822.39 × 97,818.41
  4. Step 4: Simplify right side
    169,442.66x = 22,872,132,754.00
  5. Step 5: Solve for x
    x = 22,872,132,754.00/169,442.66
  6. Step 6: Final answer
    x = 134,984.50

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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.