Home / 183,665.50-275,446.08-71,321.74

Finding the Fourth Proportional to 183,665.50, 275,446.08 and 71,321.74

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Solution

The fourth proportional to 183,665.50, 275,446.08 and 71,321.74 is: 106,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,665.50 : 275,446.08 = 71,321.74 : x
  2. Step 2: Convert to fraction form
    183,665.50/275,446.08 = 71,321.74/x
  3. Step 3: Cross multiply
    183,665.50x = 275,446.08 × 71,321.74
  4. Step 4: Simplify right side
    183,665.50x = 19,645,293,701.78
  5. Step 5: Solve for x
    x = 19,645,293,701.78/183,665.50
  6. Step 6: Final answer
    x = 106,962.35

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1.5x scale

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.