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Finding the Fourth Proportional to 98,062.92, 147,156.54 and 41,903.42

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Solution

The fourth proportional to 98,062.92, 147,156.54 and 41,903.42 is: 62,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,062.92 : 147,156.54 = 41,903.42 : x
  2. Step 2: Convert to fraction form
    98,062.92/147,156.54 = 41,903.42/x
  3. Step 3: Cross multiply
    98,062.92x = 147,156.54 × 41,903.42
  4. Step 4: Simplify right side
    98,062.92x = 6,166,361,565.58
  5. Step 5: Solve for x
    x = 6,166,361,565.58/98,062.92
  6. Step 6: Final answer
    x = 62,881.68

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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.