Home / 83,865.60-125,798.40-44,499.60

Finding the Fourth Proportional to 83,865.60, 125,798.40 and 44,499.60

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Solution

The fourth proportional to 83,865.60, 125,798.40 and 44,499.60 is: 66,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,865.60 : 125,798.40 = 44,499.60 : x
  2. Step 2: Convert to fraction form
    83,865.60/125,798.40 = 44,499.60/x
  3. Step 3: Cross multiply
    83,865.60x = 125,798.40 × 44,499.60
  4. Step 4: Simplify right side
    83,865.60x = 5,597,978,480.64
  5. Step 5: Solve for x
    x = 5,597,978,480.64/83,865.60
  6. Step 6: Final answer
    x = 66,749.40

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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.