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Finding the Fourth Proportional to 105,576.44, 145,697.83 and 60,253.52

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Solution

The fourth proportional to 105,576.44, 145,697.83 and 60,253.52 is: 83,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,576.44 : 145,697.83 = 60,253.52 : x
  2. Step 2: Convert to fraction form
    105,576.44/145,697.83 = 60,253.52/x
  3. Step 3: Cross multiply
    105,576.44x = 145,697.83 × 60,253.52
  4. Step 4: Simplify right side
    105,576.44x = 8,778,806,234.74
  5. Step 5: Solve for x
    x = 8,778,806,234.74/105,576.44
  6. Step 6: Final answer
    x = 83,151.19

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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.