Home / 63,289.20-87,311.64-38,124.24

Finding the Fourth Proportional to 63,289.20, 87,311.64 and 38,124.24

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Solution

The fourth proportional to 63,289.20, 87,311.64 and 38,124.24 is: 52,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,289.20 : 87,311.64 = 38,124.24 : x
  2. Step 2: Convert to fraction form
    63,289.20/87,311.64 = 38,124.24/x
  3. Step 3: Cross multiply
    63,289.20x = 87,311.64 × 38,124.24
  4. Step 4: Simplify right side
    63,289.20x = 3,328,689,918.15
  5. Step 5: Solve for x
    x = 3,328,689,918.15/63,289.20
  6. Step 6: Final answer
    x = 52,594.91

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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.