Home / 43,006.08-59,318.08-39,480.96

Finding the Fourth Proportional to 43,006.08, 59,318.08 and 39,480.96

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Solution

The fourth proportional to 43,006.08, 59,318.08 and 39,480.96 is: 54,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,006.08 : 59,318.08 = 39,480.96 : x
  2. Step 2: Convert to fraction form
    43,006.08/59,318.08 = 39,480.96/x
  3. Step 3: Cross multiply
    43,006.08x = 59,318.08 × 39,480.96
  4. Step 4: Simplify right side
    43,006.08x = 2,341,934,743.76
  5. Step 5: Solve for x
    x = 2,341,934,743.76/43,006.08
  6. Step 6: Final answer
    x = 54,455.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.