Home / 48,343.52-72,462.84-18,752.60

Finding the Fourth Proportional to 48,343.52, 72,462.84 and 18,752.60

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Solution

The fourth proportional to 48,343.52, 72,462.84 and 18,752.60 is: 28,108.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,343.52 : 72,462.84 = 18,752.60 : x
  2. Step 2: Convert to fraction form
    48,343.52/72,462.84 = 18,752.60/x
  3. Step 3: Cross multiply
    48,343.52x = 72,462.84 × 18,752.60
  4. Step 4: Simplify right side
    48,343.52x = 1,358,866,653.38
  5. Step 5: Solve for x
    x = 1,358,866,653.38/48,343.52
  6. Step 6: Final answer
    x = 28,108.56

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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.