Home / 63,542.27-87,688.42-35,247.96

Finding the Fourth Proportional to 63,542.27, 87,688.42 and 35,247.96

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Solution

The fourth proportional to 63,542.27, 87,688.42 and 35,247.96 is: 48,642.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,542.27 : 87,688.42 = 35,247.96 : x
  2. Step 2: Convert to fraction form
    63,542.27/87,688.42 = 35,247.96/x
  3. Step 3: Cross multiply
    63,542.27x = 87,688.42 × 35,247.96
  4. Step 4: Simplify right side
    63,542.27x = 3,090,838,030.77
  5. Step 5: Solve for x
    x = 3,090,838,030.77/63,542.27
  6. Step 6: Final answer
    x = 48,642.23

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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.