Home / 432,839.59-649,259.23-117,296.49

Finding the Fourth Proportional to 432,839.59, 649,259.23 and 117,296.49

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Solution

The fourth proportional to 432,839.59, 649,259.23 and 117,296.49 is: 175,944.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,839.59 : 649,259.23 = 117,296.49 : x
  2. Step 2: Convert to fraction form
    432,839.59/649,259.23 = 117,296.49/x
  3. Step 3: Cross multiply
    432,839.59x = 649,259.23 × 117,296.49
  4. Step 4: Simplify right side
    432,839.59x = 76,155,828,779.10
  5. Step 5: Solve for x
    x = 76,155,828,779.10/432,839.59
  6. Step 6: Final answer
    x = 175,944.69

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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.