Home / 53,132.99-79,711.18-17,605.33

Finding the Fourth Proportional to 53,132.99, 79,711.18 and 17,605.33

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Solution

The fourth proportional to 53,132.99, 79,711.18 and 17,605.33 is: 26,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,132.99 : 79,711.18 = 17,605.33 : x
  2. Step 2: Convert to fraction form
    53,132.99/79,711.18 = 17,605.33/x
  3. Step 3: Cross multiply
    53,132.99x = 79,711.18 × 17,605.33
  4. Step 4: Simplify right side
    53,132.99x = 1,403,341,385.30
  5. Step 5: Solve for x
    x = 1,403,341,385.30/53,132.99
  6. Step 6: Final answer
    x = 26,411.87

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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.