Home / 185,505.21-278,278.25-59,116.05

Finding the Fourth Proportional to 185,505.21, 278,278.25 and 59,116.05

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Solution

The fourth proportional to 185,505.21, 278,278.25 and 59,116.05 is: 88,680.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,505.21 : 278,278.25 = 59,116.05 : x
  2. Step 2: Convert to fraction form
    185,505.21/278,278.25 = 59,116.05/x
  3. Step 3: Cross multiply
    185,505.21x = 278,278.25 × 59,116.05
  4. Step 4: Simplify right side
    185,505.21x = 16,450,710,645.33
  5. Step 5: Solve for x
    x = 16,450,710,645.33/185,505.21
  6. Step 6: Final answer
    x = 88,680.59

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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.