Home / 88,962.90-133,429.47-39,029.61

Finding the Fourth Proportional to 88,962.90, 133,429.47 and 39,029.61

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Solution

The fourth proportional to 88,962.90, 133,429.47 and 39,029.61 is: 58,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,962.90 : 133,429.47 = 39,029.61 : x
  2. Step 2: Convert to fraction form
    88,962.90/133,429.47 = 39,029.61/x
  3. Step 3: Cross multiply
    88,962.90x = 133,429.47 × 39,029.61
  4. Step 4: Simplify right side
    88,962.90x = 5,207,700,176.61
  5. Step 5: Solve for x
    x = 5,207,700,176.61/88,962.90
  6. Step 6: Final answer
    x = 58,537.89

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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.