Home / 192,002.10-288,147.15-98,459.70

Finding the Fourth Proportional to 192,002.10, 288,147.15 and 98,459.70

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Solution

The fourth proportional to 192,002.10, 288,147.15 and 98,459.70 is: 147,763.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,002.10 : 288,147.15 = 98,459.70 : x
  2. Step 2: Convert to fraction form
    192,002.10/288,147.15 = 98,459.70/x
  3. Step 3: Cross multiply
    192,002.10x = 288,147.15 × 98,459.70
  4. Step 4: Simplify right side
    192,002.10x = 28,370,881,944.86
  5. Step 5: Solve for x
    x = 28,370,881,944.86/192,002.10
  6. Step 6: Final answer
    x = 147,763.39

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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.