Home / 53,418.20-73,710.72-29,541.62

Finding the Fourth Proportional to 53,418.20, 73,710.72 and 29,541.62

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Solution

The fourth proportional to 53,418.20, 73,710.72 and 29,541.62 is: 40,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,418.20 : 73,710.72 = 29,541.62 : x
  2. Step 2: Convert to fraction form
    53,418.20/73,710.72 = 29,541.62/x
  3. Step 3: Cross multiply
    53,418.20x = 73,710.72 × 29,541.62
  4. Step 4: Simplify right side
    53,418.20x = 2,177,533,711.61
  5. Step 5: Solve for x
    x = 2,177,533,711.61/53,418.20
  6. Step 6: Final answer
    x = 40,763.90

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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.