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Finding the Fourth Proportional to 96,370.58, 144,472.70 and 46,381.91

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Solution

The fourth proportional to 96,370.58, 144,472.70 and 46,381.91 is: 69,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,370.58 : 144,472.70 = 46,381.91 : x
  2. Step 2: Convert to fraction form
    96,370.58/144,472.70 = 46,381.91/x
  3. Step 3: Cross multiply
    96,370.58x = 144,472.70 × 46,381.91
  4. Step 4: Simplify right side
    96,370.58x = 6,700,918,814.58
  5. Step 5: Solve for x
    x = 6,700,918,814.58/96,370.58
  6. Step 6: Final answer
    x = 69,532.83

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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.