Home / 40,175.73-60,267.78-13,877.10

Finding the Fourth Proportional to 40,175.73, 60,267.78 and 13,877.10

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Solution

The fourth proportional to 40,175.73, 60,267.78 and 13,877.10 is: 20,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,175.73 : 60,267.78 = 13,877.10 : x
  2. Step 2: Convert to fraction form
    40,175.73/60,267.78 = 13,877.10/x
  3. Step 3: Cross multiply
    40,175.73x = 60,267.78 × 13,877.10
  4. Step 4: Simplify right side
    40,175.73x = 836,342,009.84
  5. Step 5: Solve for x
    x = 836,342,009.84/40,175.73
  6. Step 6: Final answer
    x = 20,817.10

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1.5x scale

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.