Home / 149,589.04-206,528.52-93,076.96

Finding the Fourth Proportional to 149,589.04, 206,528.52 and 93,076.96

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Solution

The fourth proportional to 149,589.04, 206,528.52 and 93,076.96 is: 128,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,589.04 : 206,528.52 = 93,076.96 : x
  2. Step 2: Convert to fraction form
    149,589.04/206,528.52 = 93,076.96/x
  3. Step 3: Cross multiply
    149,589.04x = 206,528.52 × 93,076.96
  4. Step 4: Simplify right side
    149,589.04x = 19,223,046,794.90
  5. Step 5: Solve for x
    x = 19,223,046,794.90/149,589.04
  6. Step 6: Final answer
    x = 128,505.72

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1.5x scale

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.