Home / 47,238.73-70,870.28-17,656.79

Finding the Fourth Proportional to 47,238.73, 70,870.28 and 17,656.79

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Solution

The fourth proportional to 47,238.73, 70,870.28 and 17,656.79 is: 26,489.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,238.73 : 70,870.28 = 17,656.79 : x
  2. Step 2: Convert to fraction form
    47,238.73/70,870.28 = 17,656.79/x
  3. Step 3: Cross multiply
    47,238.73x = 70,870.28 × 17,656.79
  4. Step 4: Simplify right side
    47,238.73x = 1,251,341,208.57
  5. Step 5: Solve for x
    x = 1,251,341,208.57/47,238.73
  6. Step 6: Final answer
    x = 26,489.73

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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.