Home / 95,575.04-143,417.86-39,404.68

Finding the Fourth Proportional to 95,575.04, 143,417.86 and 39,404.68

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Solution

The fourth proportional to 95,575.04, 143,417.86 and 39,404.68 is: 59,129.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,575.04 : 143,417.86 = 39,404.68 : x
  2. Step 2: Convert to fraction form
    95,575.04/143,417.86 = 39,404.68/x
  3. Step 3: Cross multiply
    95,575.04x = 143,417.86 × 39,404.68
  4. Step 4: Simplify right side
    95,575.04x = 5,651,334,879.58
  5. Step 5: Solve for x
    x = 5,651,334,879.58/95,575.04
  6. Step 6: Final answer
    x = 59,129.82

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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.