Home / 98,808.40-148,162.18-32,205.75

Finding the Fourth Proportional to 98,808.40, 148,162.18 and 32,205.75

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Solution

The fourth proportional to 98,808.40, 148,162.18 and 32,205.75 is: 48,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,808.40 : 148,162.18 = 32,205.75 : x
  2. Step 2: Convert to fraction form
    98,808.40/148,162.18 = 32,205.75/x
  3. Step 3: Cross multiply
    98,808.40x = 148,162.18 × 32,205.75
  4. Step 4: Simplify right side
    98,808.40x = 4,771,674,128.54
  5. Step 5: Solve for x
    x = 4,771,674,128.54/98,808.40
  6. Step 6: Final answer
    x = 48,292.19

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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.