Home / 65,841.46-98,532.55-53,856.70

Finding the Fourth Proportional to 65,841.46, 98,532.55 and 53,856.70

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Solution

The fourth proportional to 65,841.46, 98,532.55 and 53,856.70 is: 80,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,841.46 : 98,532.55 = 53,856.70 : x
  2. Step 2: Convert to fraction form
    65,841.46/98,532.55 = 53,856.70/x
  3. Step 3: Cross multiply
    65,841.46x = 98,532.55 × 53,856.70
  4. Step 4: Simplify right side
    65,841.46x = 5,306,637,985.59
  5. Step 5: Solve for x
    x = 5,306,637,985.59/65,841.46
  6. Step 6: Final answer
    x = 80,597.21

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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.