Home / 74,246.40-111,337.20-29,858.40

Finding the Fourth Proportional to 74,246.40, 111,337.20 and 29,858.40

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Solution

The fourth proportional to 74,246.40, 111,337.20 and 29,858.40 is: 44,774.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,246.40 : 111,337.20 = 29,858.40 : x
  2. Step 2: Convert to fraction form
    74,246.40/111,337.20 = 29,858.40/x
  3. Step 3: Cross multiply
    74,246.40x = 111,337.20 × 29,858.40
  4. Step 4: Simplify right side
    74,246.40x = 3,324,350,652.48
  5. Step 5: Solve for x
    x = 3,324,350,652.48/74,246.40
  6. Step 6: Final answer
    x = 44,774.57

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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.