Home / 56,441.60-77,854.16-36,324.80

Finding the Fourth Proportional to 56,441.60, 77,854.16 and 36,324.80

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Solution

The fourth proportional to 56,441.60, 77,854.16 and 36,324.80 is: 50,105.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,441.60 : 77,854.16 = 36,324.80 : x
  2. Step 2: Convert to fraction form
    56,441.60/77,854.16 = 36,324.80/x
  3. Step 3: Cross multiply
    56,441.60x = 77,854.16 × 36,324.80
  4. Step 4: Simplify right side
    56,441.60x = 2,828,036,791.17
  5. Step 5: Solve for x
    x = 2,828,036,791.17/56,441.60
  6. Step 6: Final answer
    x = 50,105.54

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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.