Home / 99,708.96-149,561.52-25,835.04

Finding the Fourth Proportional to 99,708.96, 149,561.52 and 25,835.04

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Solution

The fourth proportional to 99,708.96, 149,561.52 and 25,835.04 is: 38,752.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,708.96 : 149,561.52 = 25,835.04 : x
  2. Step 2: Convert to fraction form
    99,708.96/149,561.52 = 25,835.04/x
  3. Step 3: Cross multiply
    99,708.96x = 149,561.52 × 25,835.04
  4. Step 4: Simplify right side
    99,708.96x = 3,863,927,851.66
  5. Step 5: Solve for x
    x = 3,863,927,851.66/99,708.96
  6. Step 6: Final answer
    x = 38,752.06

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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.