Home / 209,432.04-314,194.14-98,747.88

Finding the Fourth Proportional to 209,432.04, 314,194.14 and 98,747.88

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Solution

The fourth proportional to 209,432.04, 314,194.14 and 98,747.88 is: 148,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,432.04 : 314,194.14 = 98,747.88 : x
  2. Step 2: Convert to fraction form
    209,432.04/314,194.14 = 98,747.88/x
  3. Step 3: Cross multiply
    209,432.04x = 314,194.14 × 98,747.88
  4. Step 4: Simplify right side
    209,432.04x = 31,026,005,233.42
  5. Step 5: Solve for x
    x = 31,026,005,233.42/209,432.04
  6. Step 6: Final answer
    x = 148,143.55

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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.