Home / 149,084.12-223,627.39-54,382.16

Finding the Fourth Proportional to 149,084.12, 223,627.39 and 54,382.16

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Solution

The fourth proportional to 149,084.12, 223,627.39 and 54,382.16 is: 81,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,084.12 : 223,627.39 = 54,382.16 : x
  2. Step 2: Convert to fraction form
    149,084.12/223,627.39 = 54,382.16/x
  3. Step 3: Cross multiply
    149,084.12x = 223,627.39 × 54,382.16
  4. Step 4: Simplify right side
    149,084.12x = 12,161,340,503.36
  5. Step 5: Solve for x
    x = 12,161,340,503.36/149,084.12
  6. Step 6: Final answer
    x = 81,573.68

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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.