Home / 73,541.86-101,591.13-65,581.54

Finding the Fourth Proportional to 73,541.86, 101,591.13 and 65,581.54

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Solution

The fourth proportional to 73,541.86, 101,591.13 and 65,581.54 is: 90,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,541.86 : 101,591.13 = 65,581.54 : x
  2. Step 2: Convert to fraction form
    73,541.86/101,591.13 = 65,581.54/x
  3. Step 3: Cross multiply
    73,541.86x = 101,591.13 × 65,581.54
  4. Step 4: Simplify right side
    73,541.86x = 6,662,502,755.74
  5. Step 5: Solve for x
    x = 6,662,502,755.74/73,541.86
  6. Step 6: Final answer
    x = 90,594.70

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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.