Home / 109,549.53-164,363.85-38,491.74

Finding the Fourth Proportional to 109,549.53, 164,363.85 and 38,491.74

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Solution

The fourth proportional to 109,549.53, 164,363.85 and 38,491.74 is: 57,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,549.53 : 164,363.85 = 38,491.74 : x
  2. Step 2: Convert to fraction form
    109,549.53/164,363.85 = 38,491.74/x
  3. Step 3: Cross multiply
    109,549.53x = 164,363.85 × 38,491.74
  4. Step 4: Simplify right side
    109,549.53x = 6,326,650,579.60
  5. Step 5: Solve for x
    x = 6,326,650,579.60/109,549.53
  6. Step 6: Final answer
    x = 57,751.51

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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.