Home / 84,046.02-126,084.04-27,889.50

Finding the Fourth Proportional to 84,046.02, 126,084.04 and 27,889.50

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Solution

The fourth proportional to 84,046.02, 126,084.04 and 27,889.50 is: 41,839.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,046.02 : 126,084.04 = 27,889.50 : x
  2. Step 2: Convert to fraction form
    84,046.02/126,084.04 = 27,889.50/x
  3. Step 3: Cross multiply
    84,046.02x = 126,084.04 × 27,889.50
  4. Step 4: Simplify right side
    84,046.02x = 3,516,420,833.58
  5. Step 5: Solve for x
    x = 3,516,420,833.58/84,046.02
  6. Step 6: Final answer
    x = 41,839.23

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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.