Home / 48,531.06-67,009.32-47,756.03

Finding the Fourth Proportional to 48,531.06, 67,009.32 and 47,756.03

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Solution

The fourth proportional to 48,531.06, 67,009.32 and 47,756.03 is: 65,939.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,531.06 : 67,009.32 = 47,756.03 : x
  2. Step 2: Convert to fraction form
    48,531.06/67,009.32 = 47,756.03/x
  3. Step 3: Cross multiply
    48,531.06x = 67,009.32 × 47,756.03
  4. Step 4: Simplify right side
    48,531.06x = 3,200,098,761.15
  5. Step 5: Solve for x
    x = 3,200,098,761.15/48,531.06
  6. Step 6: Final answer
    x = 65,939.19

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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.