Home / 110,721.92-152,795.76-62,974.88

Finding the Fourth Proportional to 110,721.92, 152,795.76 and 62,974.88

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Solution

The fourth proportional to 110,721.92, 152,795.76 and 62,974.88 is: 86,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721.92 : 152,795.76 = 62,974.88 : x
  2. Step 2: Convert to fraction form
    110,721.92/152,795.76 = 62,974.88/x
  3. Step 3: Cross multiply
    110,721.92x = 152,795.76 × 62,974.88
  4. Step 4: Simplify right side
    110,721.92x = 9,622,294,650.51
  5. Step 5: Solve for x
    x = 9,622,294,650.51/110,721.92
  6. Step 6: Final answer
    x = 86,905.06

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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.