Home / 194,792.72-268,818.15-107,577.55

Finding the Fourth Proportional to 194,792.72, 268,818.15 and 107,577.55

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Solution

The fourth proportional to 194,792.72, 268,818.15 and 107,577.55 is: 148,459.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,792.72 : 268,818.15 = 107,577.55 : x
  2. Step 2: Convert to fraction form
    194,792.72/268,818.15 = 107,577.55/x
  3. Step 3: Cross multiply
    194,792.72x = 268,818.15 × 107,577.55
  4. Step 4: Simplify right side
    194,792.72x = 28,918,797,972.53
  5. Step 5: Solve for x
    x = 28,918,797,972.53/194,792.72
  6. Step 6: Final answer
    x = 148,459.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.