Home / 58,550.43-87,841.49-21,114.66

Finding the Fourth Proportional to 58,550.43, 87,841.49 and 21,114.66

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Solution

The fourth proportional to 58,550.43, 87,841.49 and 21,114.66 is: 31,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,550.43 : 87,841.49 = 21,114.66 : x
  2. Step 2: Convert to fraction form
    58,550.43/87,841.49 = 21,114.66/x
  3. Step 3: Cross multiply
    58,550.43x = 87,841.49 × 21,114.66
  4. Step 4: Simplify right side
    58,550.43x = 1,854,743,089.67
  5. Step 5: Solve for x
    x = 1,854,743,089.67/58,550.43
  6. Step 6: Final answer
    x = 31,677.70

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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.