Home / 74,793.24-112,188.98-21,486.51

Finding the Fourth Proportional to 74,793.24, 112,188.98 and 21,486.51

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Solution

The fourth proportional to 74,793.24, 112,188.98 and 21,486.51 is: 32,229.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,793.24 : 112,188.98 = 21,486.51 : x
  2. Step 2: Convert to fraction form
    74,793.24/112,188.98 = 21,486.51/x
  3. Step 3: Cross multiply
    74,793.24x = 112,188.98 × 21,486.51
  4. Step 4: Simplify right side
    74,793.24x = 2,410,549,694.38
  5. Step 5: Solve for x
    x = 2,410,549,694.38/74,793.24
  6. Step 6: Final answer
    x = 32,229.51

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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.