Home / 65,176.31-89,922.39-36,491.75

Finding the Fourth Proportional to 65,176.31, 89,922.39 and 36,491.75

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Solution

The fourth proportional to 65,176.31, 89,922.39 and 36,491.75 is: 50,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,176.31 : 89,922.39 = 36,491.75 : x
  2. Step 2: Convert to fraction form
    65,176.31/89,922.39 = 36,491.75/x
  3. Step 3: Cross multiply
    65,176.31x = 89,922.39 × 36,491.75
  4. Step 4: Simplify right side
    65,176.31x = 3,281,424,925.67
  5. Step 5: Solve for x
    x = 3,281,424,925.67/65,176.31
  6. Step 6: Final answer
    x = 50,346.90

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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.