Home / 87,567.15-120,833.94-49,325.63

Finding the Fourth Proportional to 87,567.15, 120,833.94 and 49,325.63

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Solution

The fourth proportional to 87,567.15, 120,833.94 and 49,325.63 is: 68,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,567.15 : 120,833.94 = 49,325.63 : x
  2. Step 2: Convert to fraction form
    87,567.15/120,833.94 = 49,325.63/x
  3. Step 3: Cross multiply
    87,567.15x = 120,833.94 × 49,325.63
  4. Step 4: Simplify right side
    87,567.15x = 5,960,209,879.87
  5. Step 5: Solve for x
    x = 5,960,209,879.87/87,567.15
  6. Step 6: Final answer
    x = 68,064.45

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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.