Home / 80,787.06-111,486.02-44,980.20

Finding the Fourth Proportional to 80,787.06, 111,486.02 and 44,980.20

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Solution

The fourth proportional to 80,787.06, 111,486.02 and 44,980.20 is: 62,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,787.06 : 111,486.02 = 44,980.20 : x
  2. Step 2: Convert to fraction form
    80,787.06/111,486.02 = 44,980.20/x
  3. Step 3: Cross multiply
    80,787.06x = 111,486.02 × 44,980.20
  4. Step 4: Simplify right side
    80,787.06x = 5,014,663,476.80
  5. Step 5: Solve for x
    x = 5,014,663,476.80/80,787.06
  6. Step 6: Final answer
    x = 62,072.61

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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.