Home / 40,278.74-60,408.65-16,580.16

Finding the Fourth Proportional to 40,278.74, 60,408.65 and 16,580.16

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Solution

The fourth proportional to 40,278.74, 60,408.65 and 16,580.16 is: 24,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,278.74 : 60,408.65 = 16,580.16 : x
  2. Step 2: Convert to fraction form
    40,278.74/60,408.65 = 16,580.16/x
  3. Step 3: Cross multiply
    40,278.74x = 60,408.65 × 16,580.16
  4. Step 4: Simplify right side
    40,278.74x = 1,001,585,123.83
  5. Step 5: Solve for x
    x = 1,001,585,123.83/40,278.74
  6. Step 6: Final answer
    x = 24,866.35

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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.