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Finding the Fourth Proportional to 110,666, 152,719.08 and 60,366.08

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Solution

The fourth proportional to 110,666, 152,719.08 and 60,366.08 is: 83,305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,666 : 152,719.08 = 60,366.08 : x
  2. Step 2: Convert to fraction form
    110,666/152,719.08 = 60,366.08/x
  3. Step 3: Cross multiply
    110,666x = 152,719.08 × 60,366.08
  4. Step 4: Simplify right side
    110,666x = 9,219,052,200.81
  5. Step 5: Solve for x
    x = 9,219,052,200.81/110,666
  6. Step 6: Final answer
    x = 83,305.19

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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.