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Finding the Fourth Proportional to 96,311.86, 132,903.14 and 53,862.19

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Solution

The fourth proportional to 96,311.86, 132,903.14 and 53,862.19 is: 74,325.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,311.86 : 132,903.14 = 53,862.19 : x
  2. Step 2: Convert to fraction form
    96,311.86/132,903.14 = 53,862.19/x
  3. Step 3: Cross multiply
    96,311.86x = 132,903.14 × 53,862.19
  4. Step 4: Simplify right side
    96,311.86x = 7,158,453,576.71
  5. Step 5: Solve for x
    x = 7,158,453,576.71/96,311.86
  6. Step 6: Final answer
    x = 74,325.78

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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.