Home / 100,123.21-150,236.59-44,002.70

Finding the Fourth Proportional to 100,123.21, 150,236.59 and 44,002.70

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Solution

The fourth proportional to 100,123.21, 150,236.59 and 44,002.70 is: 66,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,123.21 : 150,236.59 = 44,002.70 : x
  2. Step 2: Convert to fraction form
    100,123.21/150,236.59 = 44,002.70/x
  3. Step 3: Cross multiply
    100,123.21x = 150,236.59 × 44,002.70
  4. Step 4: Simplify right side
    100,123.21x = 6,610,815,598.79
  5. Step 5: Solve for x
    x = 6,610,815,598.79/100,123.21
  6. Step 6: Final answer
    x = 66,026.80

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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.