Home / 198,279.60-297,613.80-98,552.40

Finding the Fourth Proportional to 198,279.60, 297,613.80 and 98,552.40

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Solution

The fourth proportional to 198,279.60, 297,613.80 and 98,552.40 is: 147,925.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,279.60 : 297,613.80 = 98,552.40 : x
  2. Step 2: Convert to fraction form
    198,279.60/297,613.80 = 98,552.40/x
  3. Step 3: Cross multiply
    198,279.60x = 297,613.80 × 98,552.40
  4. Step 4: Simplify right side
    198,279.60x = 29,330,554,263.12
  5. Step 5: Solve for x
    x = 29,330,554,263.12/198,279.60
  6. Step 6: Final answer
    x = 147,925.22

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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.