Home / 63,170.72-87,174.24-36,312.52

Finding the Fourth Proportional to 63,170.72, 87,174.24 and 36,312.52

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Solution

The fourth proportional to 63,170.72, 87,174.24 and 36,312.52 is: 50,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,170.72 : 87,174.24 = 36,312.52 : x
  2. Step 2: Convert to fraction form
    63,170.72/87,174.24 = 36,312.52/x
  3. Step 3: Cross multiply
    63,170.72x = 87,174.24 × 36,312.52
  4. Step 4: Simplify right side
    63,170.72x = 3,165,516,333.48
  5. Step 5: Solve for x
    x = 3,165,516,333.48/63,170.72
  6. Step 6: Final answer
    x = 50,110.50

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1.5x scale

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.