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Finding the Fourth Proportional to 110,844, 152,965.53 and 60,543

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Solution

The fourth proportional to 110,844, 152,965.53 and 60,543 is: 83,549.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,844 : 152,965.53 = 60,543 : x
  2. Step 2: Convert to fraction form
    110,844/152,965.53 = 60,543/x
  3. Step 3: Cross multiply
    110,844x = 152,965.53 × 60,543
  4. Step 4: Simplify right side
    110,844x = 9,260,992,082.79
  5. Step 5: Solve for x
    x = 9,260,992,082.79/110,844
  6. Step 6: Final answer
    x = 83,549.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.