Home / 432,770.04-649,073.52-117,185.40

Finding the Fourth Proportional to 432,770.04, 649,073.52 and 117,185.40

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Solution

The fourth proportional to 432,770.04, 649,073.52 and 117,185.40 is: 175,756.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,770.04 : 649,073.52 = 117,185.40 : x
  2. Step 2: Convert to fraction form
    432,770.04/649,073.52 = 117,185.40/x
  3. Step 3: Cross multiply
    432,770.04x = 649,073.52 × 117,185.40
  4. Step 4: Simplify right side
    432,770.04x = 76,061,940,070.61
  5. Step 5: Solve for x
    x = 76,061,940,070.61/432,770.04
  6. Step 6: Final answer
    x = 175,756.02

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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.