Home / 74,103.71-111,161.03-24,182.42

Finding the Fourth Proportional to 74,103.71, 111,161.03 and 24,182.42

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Solution

The fourth proportional to 74,103.71, 111,161.03 and 24,182.42 is: 36,275.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,103.71 : 111,161.03 = 24,182.42 : x
  2. Step 2: Convert to fraction form
    74,103.71/111,161.03 = 24,182.42/x
  3. Step 3: Cross multiply
    74,103.71x = 111,161.03 × 24,182.42
  4. Step 4: Simplify right side
    74,103.71x = 2,688,142,038.38
  5. Step 5: Solve for x
    x = 2,688,142,038.38/74,103.71
  6. Step 6: Final answer
    x = 36,275.41

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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.