Home / 74,524.32-111,788.40-21,935.52

Finding the Fourth Proportional to 74,524.32, 111,788.40 and 21,935.52

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Solution

The fourth proportional to 74,524.32, 111,788.40 and 21,935.52 is: 32,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,524.32 : 111,788.40 = 21,935.52 : x
  2. Step 2: Convert to fraction form
    74,524.32/111,788.40 = 21,935.52/x
  3. Step 3: Cross multiply
    74,524.32x = 111,788.40 × 21,935.52
  4. Step 4: Simplify right side
    74,524.32x = 2,452,136,683.97
  5. Step 5: Solve for x
    x = 2,452,136,683.97/74,524.32
  6. Step 6: Final answer
    x = 32,903.85

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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.