Home / 63,541.40-87,691.23-35,247.11

Finding the Fourth Proportional to 63,541.40, 87,691.23 and 35,247.11

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Solution

The fourth proportional to 63,541.40, 87,691.23 and 35,247.11 is: 48,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,541.40 : 87,691.23 = 35,247.11 : x
  2. Step 2: Convert to fraction form
    63,541.40/87,691.23 = 35,247.11/x
  3. Step 3: Cross multiply
    63,541.40x = 87,691.23 × 35,247.11
  4. Step 4: Simplify right side
    63,541.40x = 3,090,861,991.39
  5. Step 5: Solve for x
    x = 3,090,861,991.39/63,541.40
  6. Step 6: Final answer
    x = 48,643.28

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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.