Home / 40,832.79-61,233.35-15,869.54

Finding the Fourth Proportional to 40,832.79, 61,233.35 and 15,869.54

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Solution

The fourth proportional to 40,832.79, 61,233.35 and 15,869.54 is: 23,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,832.79 : 61,233.35 = 15,869.54 : x
  2. Step 2: Convert to fraction form
    40,832.79/61,233.35 = 15,869.54/x
  3. Step 3: Cross multiply
    40,832.79x = 61,233.35 × 15,869.54
  4. Step 4: Simplify right side
    40,832.79x = 971,744,711.64
  5. Step 5: Solve for x
    x = 971,744,711.64/40,832.79
  6. Step 6: Final answer
    x = 23,798.15

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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.