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Finding the Fourth Proportional to 110,352.25, 152,275.59 and 61,943.09

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Solution

The fourth proportional to 110,352.25, 152,275.59 and 61,943.09 is: 85,475.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,352.25 : 152,275.59 = 61,943.09 : x
  2. Step 2: Convert to fraction form
    110,352.25/152,275.59 = 61,943.09/x
  3. Step 3: Cross multiply
    110,352.25x = 152,275.59 × 61,943.09
  4. Step 4: Simplify right side
    110,352.25x = 9,432,420,576.17
  5. Step 5: Solve for x
    x = 9,432,420,576.17/110,352.25
  6. Step 6: Final answer
    x = 85,475.56

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1.5x scale

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.