Home / 124,532.45-186,853.55-65,353.85

Finding the Fourth Proportional to 124,532.45, 186,853.55 and 65,353.85

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Solution

The fourth proportional to 124,532.45, 186,853.55 and 65,353.85 is: 98,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,532.45 : 186,853.55 = 65,353.85 : x
  2. Step 2: Convert to fraction form
    124,532.45/186,853.55 = 65,353.85/x
  3. Step 3: Cross multiply
    124,532.45x = 186,853.55 × 65,353.85
  4. Step 4: Simplify right side
    124,532.45x = 12,211,598,878.67
  5. Step 5: Solve for x
    x = 12,211,598,878.67/124,532.45
  6. Step 6: Final answer
    x = 98,059.57

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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.