Home / 47,488.36-71,248.92-17,914.63

Finding the Fourth Proportional to 47,488.36, 71,248.92 and 17,914.63

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Solution

The fourth proportional to 47,488.36, 71,248.92 and 17,914.63 is: 26,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,488.36 : 71,248.92 = 17,914.63 : x
  2. Step 2: Convert to fraction form
    47,488.36/71,248.92 = 17,914.63/x
  3. Step 3: Cross multiply
    47,488.36x = 71,248.92 × 17,914.63
  4. Step 4: Simplify right side
    47,488.36x = 1,276,398,039.70
  5. Step 5: Solve for x
    x = 1,276,398,039.70/47,488.36
  6. Step 6: Final answer
    x = 26,878.12

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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.