Home / 99,162.12-148,759.74-32,587.68

Finding the Fourth Proportional to 99,162.12, 148,759.74 and 32,587.68

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Solution

The fourth proportional to 99,162.12, 148,759.74 and 32,587.68 is: 48,886.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,162.12 : 148,759.74 = 32,587.68 : x
  2. Step 2: Convert to fraction form
    99,162.12/148,759.74 = 32,587.68/x
  3. Step 3: Cross multiply
    99,162.12x = 148,759.74 × 32,587.68
  4. Step 4: Simplify right side
    99,162.12x = 4,847,734,804.00
  5. Step 5: Solve for x
    x = 4,847,734,804.00/99,162.12
  6. Step 6: Final answer
    x = 48,886.96

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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.