Home / 49,098.47-67,756.35-27,878.19

Finding the Fourth Proportional to 49,098.47, 67,756.35 and 27,878.19

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Solution

The fourth proportional to 49,098.47, 67,756.35 and 27,878.19 is: 38,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,098.47 : 67,756.35 = 27,878.19 : x
  2. Step 2: Convert to fraction form
    49,098.47/67,756.35 = 27,878.19/x
  3. Step 3: Cross multiply
    49,098.47x = 67,756.35 × 27,878.19
  4. Step 4: Simplify right side
    49,098.47x = 1,888,924,259.62
  5. Step 5: Solve for x
    x = 1,888,924,259.62/49,098.47
  6. Step 6: Final answer
    x = 38,472.16

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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.