Home / 92,623.56-138,947.12-29,421.14

Finding the Fourth Proportional to 92,623.56, 138,947.12 and 29,421.14

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Solution

The fourth proportional to 92,623.56, 138,947.12 and 29,421.14 is: 44,135.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,623.56 : 138,947.12 = 29,421.14 : x
  2. Step 2: Convert to fraction form
    92,623.56/138,947.12 = 29,421.14/x
  3. Step 3: Cross multiply
    92,623.56x = 138,947.12 × 29,421.14
  4. Step 4: Simplify right side
    92,623.56x = 4,087,981,828.28
  5. Step 5: Solve for x
    x = 4,087,981,828.28/92,623.56
  6. Step 6: Final answer
    x = 44,135.44

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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.