Home / 48,758.08-73,139.63-13,700.47

Finding the Fourth Proportional to 48,758.08, 73,139.63 and 13,700.47

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Solution

The fourth proportional to 48,758.08, 73,139.63 and 13,700.47 is: 20,551.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,758.08 : 73,139.63 = 13,700.47 : x
  2. Step 2: Convert to fraction form
    48,758.08/73,139.63 = 13,700.47/x
  3. Step 3: Cross multiply
    48,758.08x = 73,139.63 × 13,700.47
  4. Step 4: Simplify right side
    48,758.08x = 1,002,047,192.41
  5. Step 5: Solve for x
    x = 1,002,047,192.41/48,758.08
  6. Step 6: Final answer
    x = 20,551.41

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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.