Home / 66,630.60-99,934.38-25,077.96

Finding the Fourth Proportional to 66,630.60, 99,934.38 and 25,077.96

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Solution

The fourth proportional to 66,630.60, 99,934.38 and 25,077.96 is: 37,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,630.60 : 99,934.38 = 25,077.96 : x
  2. Step 2: Convert to fraction form
    66,630.60/99,934.38 = 25,077.96/x
  3. Step 3: Cross multiply
    66,630.60x = 99,934.38 × 25,077.96
  4. Step 4: Simplify right side
    66,630.60x = 2,506,150,384.26
  5. Step 5: Solve for x
    x = 2,506,150,384.26/66,630.60
  6. Step 6: Final answer
    x = 37,612.60

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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.