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Finding the Fourth Proportional to 70,903.40, 106,371.68 and 24,156.27

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Solution

The fourth proportional to 70,903.40, 106,371.68 and 24,156.27 is: 36,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,903.40 : 106,371.68 = 24,156.27 : x
  2. Step 2: Convert to fraction form
    70,903.40/106,371.68 = 24,156.27/x
  3. Step 3: Cross multiply
    70,903.40x = 106,371.68 × 24,156.27
  4. Step 4: Simplify right side
    70,903.40x = 2,569,542,901.65
  5. Step 5: Solve for x
    x = 2,569,542,901.65/70,903.40
  6. Step 6: Final answer
    x = 36,240.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.