Home / 149,641.26-206,262.54-130,210.44

Finding the Fourth Proportional to 149,641.26, 206,262.54 and 130,210.44

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Solution

The fourth proportional to 149,641.26, 206,262.54 and 130,210.44 is: 179,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,641.26 : 206,262.54 = 130,210.44 : x
  2. Step 2: Convert to fraction form
    149,641.26/206,262.54 = 130,210.44/x
  3. Step 3: Cross multiply
    149,641.26x = 206,262.54 × 130,210.44
  4. Step 4: Simplify right side
    149,641.26x = 26,857,536,088.92
  5. Step 5: Solve for x
    x = 26,857,536,088.92/149,641.26
  6. Step 6: Final answer
    x = 179,479.48

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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.