Home / 56,195.28-77,515.20-36,045.36

Finding the Fourth Proportional to 56,195.28, 77,515.20 and 36,045.36

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Solution

The fourth proportional to 56,195.28, 77,515.20 and 36,045.36 is: 49,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,195.28 : 77,515.20 = 36,045.36 : x
  2. Step 2: Convert to fraction form
    56,195.28/77,515.20 = 36,045.36/x
  3. Step 3: Cross multiply
    56,195.28x = 77,515.20 × 36,045.36
  4. Step 4: Simplify right side
    56,195.28x = 2,794,063,289.47
  5. Step 5: Solve for x
    x = 2,794,063,289.47/56,195.28
  6. Step 6: Final answer
    x = 49,720.60

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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.