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Finding the Fourth Proportional to 163,854.18, 245,781.18 and 93,684.33

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Solution

The fourth proportional to 163,854.18, 245,781.18 and 93,684.33 is: 140,526.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,854.18 : 245,781.18 = 93,684.33 : x
  2. Step 2: Convert to fraction form
    163,854.18/245,781.18 = 93,684.33/x
  3. Step 3: Cross multiply
    163,854.18x = 245,781.18 × 93,684.33
  4. Step 4: Simplify right side
    163,854.18x = 23,025,845,174.91
  5. Step 5: Solve for x
    x = 23,025,845,174.91/163,854.18
  6. Step 6: Final answer
    x = 140,526.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.