Home / 49,098.96-67,748.40-27,870.48

Finding the Fourth Proportional to 49,098.96, 67,748.40 and 27,870.48

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Solution

The fourth proportional to 49,098.96, 67,748.40 and 27,870.48 is: 38,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,098.96 : 67,748.40 = 27,870.48 : x
  2. Step 2: Convert to fraction form
    49,098.96/67,748.40 = 27,870.48/x
  3. Step 3: Cross multiply
    49,098.96x = 67,748.40 × 27,870.48
  4. Step 4: Simplify right side
    49,098.96x = 1,888,180,427.23
  5. Step 5: Solve for x
    x = 1,888,180,427.23/49,098.96
  6. Step 6: Final answer
    x = 38,456.63

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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.