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Finding the Fourth Proportional to 35,073.68, 48,400.28 and 19,158.70

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Solution

The fourth proportional to 35,073.68, 48,400.28 and 19,158.70 is: 26,438.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,073.68 : 48,400.28 = 19,158.70 : x
  2. Step 2: Convert to fraction form
    35,073.68/48,400.28 = 19,158.70/x
  3. Step 3: Cross multiply
    35,073.68x = 48,400.28 × 19,158.70
  4. Step 4: Simplify right side
    35,073.68x = 927,286,227.64
  5. Step 5: Solve for x
    x = 927,286,227.64/35,073.68
  6. Step 6: Final answer
    x = 26,438.23

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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.