Home / 74,630.28-111,972.10-37,186.98

Finding the Fourth Proportional to 74,630.28, 111,972.10 and 37,186.98

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Solution

The fourth proportional to 74,630.28, 111,972.10 and 37,186.98 is: 55,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,630.28 : 111,972.10 = 37,186.98 : x
  2. Step 2: Convert to fraction form
    74,630.28/111,972.10 = 37,186.98/x
  3. Step 3: Cross multiply
    74,630.28x = 111,972.10 × 37,186.98
  4. Step 4: Simplify right side
    74,630.28x = 4,163,904,243.26
  5. Step 5: Solve for x
    x = 4,163,904,243.26/74,630.28
  6. Step 6: Final answer
    x = 55,793.76

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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.