Home / 170,822.80-255,629.40-148,877.20

Finding the Fourth Proportional to 170,822.80, 255,629.40 and 148,877.20

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Solution

The fourth proportional to 170,822.80, 255,629.40 and 148,877.20 is: 222,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,822.80 : 255,629.40 = 148,877.20 : x
  2. Step 2: Convert to fraction form
    170,822.80/255,629.40 = 148,877.20/x
  3. Step 3: Cross multiply
    170,822.80x = 255,629.40 × 148,877.20
  4. Step 4: Simplify right side
    170,822.80x = 38,057,389,309.68
  5. Step 5: Solve for x
    x = 38,057,389,309.68/170,822.80
  6. Step 6: Final answer
    x = 222,788.70

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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.