Home / 49,899.60-74,935.80-48,344.40

Finding the Fourth Proportional to 49,899.60, 74,935.80 and 48,344.40

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Solution

The fourth proportional to 49,899.60, 74,935.80 and 48,344.40 is: 72,600.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,899.60 : 74,935.80 = 48,344.40 : x
  2. Step 2: Convert to fraction form
    49,899.60/74,935.80 = 48,344.40/x
  3. Step 3: Cross multiply
    49,899.60x = 74,935.80 × 48,344.40
  4. Step 4: Simplify right side
    49,899.60x = 3,622,726,289.52
  5. Step 5: Solve for x
    x = 3,622,726,289.52/49,899.60
  6. Step 6: Final answer
    x = 72,600.31

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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.