Home / 117,988.20-176,982.30-34,882.20

Finding the Fourth Proportional to 117,988.20, 176,982.30 and 34,882.20

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Solution

The fourth proportional to 117,988.20, 176,982.30 and 34,882.20 is: 52,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,988.20 : 176,982.30 = 34,882.20 : x
  2. Step 2: Convert to fraction form
    117,988.20/176,982.30 = 34,882.20/x
  3. Step 3: Cross multiply
    117,988.20x = 176,982.30 × 34,882.20
  4. Step 4: Simplify right side
    117,988.20x = 6,173,531,985.06
  5. Step 5: Solve for x
    x = 6,173,531,985.06/117,988.20
  6. Step 6: Final answer
    x = 52,323.30

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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.