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Finding the Fourth Proportional to 227,988.30, 342,001.90 and 59,530.98

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Solution

The fourth proportional to 227,988.30, 342,001.90 and 59,530.98 is: 89,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,988.30 : 342,001.90 = 59,530.98 : x
  2. Step 2: Convert to fraction form
    227,988.30/342,001.90 = 59,530.98/x
  3. Step 3: Cross multiply
    227,988.30x = 342,001.90 × 59,530.98
  4. Step 4: Simplify right side
    227,988.30x = 20,359,708,268.86
  5. Step 5: Solve for x
    x = 20,359,708,268.86/227,988.30
  6. Step 6: Final answer
    x = 89,301.55

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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.