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Finding the Fourth Proportional to 183,856.90, 275,720.55 and 65,532.10

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Solution

The fourth proportional to 183,856.90, 275,720.55 and 65,532.10 is: 98,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,856.90 : 275,720.55 = 65,532.10 : x
  2. Step 2: Convert to fraction form
    183,856.90/275,720.55 = 65,532.10/x
  3. Step 3: Cross multiply
    183,856.90x = 275,720.55 × 65,532.10
  4. Step 4: Simplify right side
    183,856.90x = 18,068,546,654.66
  5. Step 5: Solve for x
    x = 18,068,546,654.66/183,856.90
  6. Step 6: Final answer
    x = 98,275.05

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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.