Home / 48,687.48-67,127.84-40,632.72

Finding the Fourth Proportional to 48,687.48, 67,127.84 and 40,632.72

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Solution

The fourth proportional to 48,687.48, 67,127.84 and 40,632.72 is: 56,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,687.48 : 67,127.84 = 40,632.72 : x
  2. Step 2: Convert to fraction form
    48,687.48/67,127.84 = 40,632.72/x
  3. Step 3: Cross multiply
    48,687.48x = 67,127.84 × 40,632.72
  4. Step 4: Simplify right side
    48,687.48x = 2,727,586,726.92
  5. Step 5: Solve for x
    x = 2,727,586,726.92/48,687.48
  6. Step 6: Final answer
    x = 56,022.34

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1.5x scale

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.