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Finding the Fourth Proportional to 96,527.40, 144,675.90 and 40,367.40

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Solution

The fourth proportional to 96,527.40, 144,675.90 and 40,367.40 is: 60,502.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,527.40 : 144,675.90 = 40,367.40 : x
  2. Step 2: Convert to fraction form
    96,527.40/144,675.90 = 40,367.40/x
  3. Step 3: Cross multiply
    96,527.40x = 144,675.90 × 40,367.40
  4. Step 4: Simplify right side
    96,527.40x = 5,840,189,925.66
  5. Step 5: Solve for x
    x = 5,840,189,925.66/96,527.40
  6. Step 6: Final answer
    x = 60,502.92

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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.