Home / 48,727.80-73,178.10-37,661.40

Finding the Fourth Proportional to 48,727.80, 73,178.10 and 37,661.40

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Solution

The fourth proportional to 48,727.80, 73,178.10 and 37,661.40 is: 56,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,727.80 : 73,178.10 = 37,661.40 : x
  2. Step 2: Convert to fraction form
    48,727.80/73,178.10 = 37,661.40/x
  3. Step 3: Cross multiply
    48,727.80x = 73,178.10 × 37,661.40
  4. Step 4: Simplify right side
    48,727.80x = 2,755,989,695.34
  5. Step 5: Solve for x
    x = 2,755,989,695.34/48,727.80
  6. Step 6: Final answer
    x = 56,558.88

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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.