Home / 156,954.40-235,431.60-38,624.80

Finding the Fourth Proportional to 156,954.40, 235,431.60 and 38,624.80

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Solution

The fourth proportional to 156,954.40, 235,431.60 and 38,624.80 is: 57,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,954.40 : 235,431.60 = 38,624.80 : x
  2. Step 2: Convert to fraction form
    156,954.40/235,431.60 = 38,624.80/x
  3. Step 3: Cross multiply
    156,954.40x = 235,431.60 × 38,624.80
  4. Step 4: Simplify right side
    156,954.40x = 9,093,498,463.68
  5. Step 5: Solve for x
    x = 9,093,498,463.68/156,954.40
  6. Step 6: Final answer
    x = 57,937.20

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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.