Home / 99,657.20-149,485.76-29,536.48

Finding the Fourth Proportional to 99,657.20, 149,485.76 and 29,536.48

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Solution

The fourth proportional to 99,657.20, 149,485.76 and 29,536.48 is: 44,304.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,657.20 : 149,485.76 = 29,536.48 : x
  2. Step 2: Convert to fraction form
    99,657.20/149,485.76 = 29,536.48/x
  3. Step 3: Cross multiply
    99,657.20x = 149,485.76 × 29,536.48
  4. Step 4: Simplify right side
    99,657.20x = 4,415,283,160.52
  5. Step 5: Solve for x
    x = 4,415,283,160.52/99,657.20
  6. Step 6: Final answer
    x = 44,304.71

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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.