Home / 147,032.76-220,157.46-100,376.76

Finding the Fourth Proportional to 147,032.76, 220,157.46 and 100,376.76

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Solution

The fourth proportional to 147,032.76, 220,157.46 and 100,376.76 is: 150,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,032.76 : 220,157.46 = 100,376.76 : x
  2. Step 2: Convert to fraction form
    147,032.76/220,157.46 = 100,376.76/x
  3. Step 3: Cross multiply
    147,032.76x = 220,157.46 × 100,376.76
  4. Step 4: Simplify right side
    147,032.76x = 22,098,692,524.63
  5. Step 5: Solve for x
    x = 22,098,692,524.63/147,032.76
  6. Step 6: Final answer
    x = 150,297.75

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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.