Home / 56,027.20-83,925.60-38,516.80

Finding the Fourth Proportional to 56,027.20, 83,925.60 and 38,516.80

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Solution

The fourth proportional to 56,027.20, 83,925.60 and 38,516.80 is: 57,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,027.20 : 83,925.60 = 38,516.80 : x
  2. Step 2: Convert to fraction form
    56,027.20/83,925.60 = 38,516.80/x
  3. Step 3: Cross multiply
    56,027.20x = 83,925.60 × 38,516.80
  4. Step 4: Simplify right side
    56,027.20x = 3,232,545,550.08
  5. Step 5: Solve for x
    x = 3,232,545,550.08/56,027.20
  6. Step 6: Final answer
    x = 57,696.00

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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.