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Finding the Fourth Proportional to 88,031.62, 131,822.04 and 48,544.93

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Solution

The fourth proportional to 88,031.62, 131,822.04 and 48,544.93 is: 72,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,031.62 : 131,822.04 = 48,544.93 : x
  2. Step 2: Convert to fraction form
    88,031.62/131,822.04 = 48,544.93/x
  3. Step 3: Cross multiply
    88,031.62x = 131,822.04 × 48,544.93
  4. Step 4: Simplify right side
    88,031.62x = 6,399,291,374.70
  5. Step 5: Solve for x
    x = 6,399,291,374.70/88,031.62
  6. Step 6: Final answer
    x = 72,693.10

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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.