Home / 63,170.10-87,174.77-34,875.99

Finding the Fourth Proportional to 63,170.10, 87,174.77 and 34,875.99

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Solution

The fourth proportional to 63,170.10, 87,174.77 and 34,875.99 is: 48,128.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,170.10 : 87,174.77 = 34,875.99 : x
  2. Step 2: Convert to fraction form
    63,170.10/87,174.77 = 34,875.99/x
  3. Step 3: Cross multiply
    63,170.10x = 87,174.77 × 34,875.99
  4. Step 4: Simplify right side
    63,170.10x = 3,040,306,232.39
  5. Step 5: Solve for x
    x = 3,040,306,232.39/63,170.10
  6. Step 6: Final answer
    x = 48,128.88

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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.