Home / 47,178.19-70,730.05-23,472.79

Finding the Fourth Proportional to 47,178.19, 70,730.05 and 23,472.79

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Solution

The fourth proportional to 47,178.19, 70,730.05 and 23,472.79 is: 35,190.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,178.19 : 70,730.05 = 23,472.79 : x
  2. Step 2: Convert to fraction form
    47,178.19/70,730.05 = 23,472.79/x
  3. Step 3: Cross multiply
    47,178.19x = 70,730.05 × 23,472.79
  4. Step 4: Simplify right side
    47,178.19x = 1,660,231,610.34
  5. Step 5: Solve for x
    x = 1,660,231,610.34/47,178.19
  6. Step 6: Final answer
    x = 35,190.66

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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.