Home / 29,101.72-40,160.65-16,526.56

Finding the Fourth Proportional to 29,101.72, 40,160.65 and 16,526.56

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Solution

The fourth proportional to 29,101.72, 40,160.65 and 16,526.56 is: 22,806.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,101.72 : 40,160.65 = 16,526.56 : x
  2. Step 2: Convert to fraction form
    29,101.72/40,160.65 = 16,526.56/x
  3. Step 3: Cross multiply
    29,101.72x = 40,160.65 × 16,526.56
  4. Step 4: Simplify right side
    29,101.72x = 663,717,149.74
  5. Step 5: Solve for x
    x = 663,717,149.74/29,101.72
  6. Step 6: Final answer
    x = 22,806.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.