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Finding the Fourth Proportional to 183,719.68, 275,622.96 and 65,401.12

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Solution

The fourth proportional to 183,719.68, 275,622.96 and 65,401.12 is: 98,117.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,719.68 : 275,622.96 = 65,401.12 : x
  2. Step 2: Convert to fraction form
    183,719.68/275,622.96 = 65,401.12/x
  3. Step 3: Cross multiply
    183,719.68x = 275,622.96 × 65,401.12
  4. Step 4: Simplify right side
    183,719.68x = 18,026,050,281.72
  5. Step 5: Solve for x
    x = 18,026,050,281.72/183,719.68
  6. Step 6: Final answer
    x = 98,117.14

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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.