Home / 165,371.58-247,966.20-51,488.52

Finding the Fourth Proportional to 165,371.58, 247,966.20 and 51,488.52

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Solution

The fourth proportional to 165,371.58, 247,966.20 and 51,488.52 is: 77,204.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,371.58 : 247,966.20 = 51,488.52 : x
  2. Step 2: Convert to fraction form
    165,371.58/247,966.20 = 51,488.52/x
  3. Step 3: Cross multiply
    165,371.58x = 247,966.20 × 51,488.52
  4. Step 4: Simplify right side
    165,371.58x = 12,767,412,648.02
  5. Step 5: Solve for x
    x = 12,767,412,648.02/165,371.58
  6. Step 6: Final answer
    x = 77,204.39

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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.