Home / 48,740.76-67,264.29-27,520.02

Finding the Fourth Proportional to 48,740.76, 67,264.29 and 27,520.02

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Solution

The fourth proportional to 48,740.76, 67,264.29 and 27,520.02 is: 37,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,740.76 : 67,264.29 = 27,520.02 : x
  2. Step 2: Convert to fraction form
    48,740.76/67,264.29 = 27,520.02/x
  3. Step 3: Cross multiply
    48,740.76x = 67,264.29 × 27,520.02
  4. Step 4: Simplify right side
    48,740.76x = 1,851,114,606.09
  5. Step 5: Solve for x
    x = 1,851,114,606.09/48,740.76
  6. Step 6: Final answer
    x = 37,978.78

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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.