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Finding the Fourth Proportional to 110,488.56, 152,474.16 and 60,187.56

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Solution

The fourth proportional to 110,488.56, 152,474.16 and 60,187.56 is: 83,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,488.56 : 152,474.16 = 60,187.56 : x
  2. Step 2: Convert to fraction form
    110,488.56/152,474.16 = 60,187.56/x
  3. Step 3: Cross multiply
    110,488.56x = 152,474.16 × 60,187.56
  4. Step 4: Simplify right side
    110,488.56x = 9,177,047,653.45
  5. Step 5: Solve for x
    x = 9,177,047,653.45/110,488.56
  6. Step 6: Final answer
    x = 83,058.80

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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.