Home / 80,187.90-110,644.02-44,376.18

Finding the Fourth Proportional to 80,187.90, 110,644.02 and 44,376.18

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Solution

The fourth proportional to 80,187.90, 110,644.02 and 44,376.18 is: 61,230.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,187.90 : 110,644.02 = 44,376.18 : x
  2. Step 2: Convert to fraction form
    80,187.90/110,644.02 = 44,376.18/x
  3. Step 3: Cross multiply
    80,187.90x = 110,644.02 × 44,376.18
  4. Step 4: Simplify right side
    80,187.90x = 4,909,958,947.44
  5. Step 5: Solve for x
    x = 4,909,958,947.44/80,187.90
  6. Step 6: Final answer
    x = 61,230.67

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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.