Home / 56,550.10-84,825.15-51,711.70

Finding the Fourth Proportional to 56,550.10, 84,825.15 and 51,711.70

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Solution

The fourth proportional to 56,550.10, 84,825.15 and 51,711.70 is: 77,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,550.10 : 84,825.15 = 51,711.70 : x
  2. Step 2: Convert to fraction form
    56,550.10/84,825.15 = 51,711.70/x
  3. Step 3: Cross multiply
    56,550.10x = 84,825.15 × 51,711.70
  4. Step 4: Simplify right side
    56,550.10x = 4,386,452,709.26
  5. Step 5: Solve for x
    x = 4,386,452,709.26/56,550.10
  6. Step 6: Final answer
    x = 77,567.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.