Home / 155,592.40-232,870.20-143,150.80

Finding the Fourth Proportional to 155,592.40, 232,870.20 and 143,150.80

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Solution

The fourth proportional to 155,592.40, 232,870.20 and 143,150.80 is: 214,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,592.40 : 232,870.20 = 143,150.80 : x
  2. Step 2: Convert to fraction form
    155,592.40/232,870.20 = 143,150.80/x
  3. Step 3: Cross multiply
    155,592.40x = 232,870.20 × 143,150.80
  4. Step 4: Simplify right side
    155,592.40x = 33,335,555,426.16
  5. Step 5: Solve for x
    x = 33,335,555,426.16/155,592.40
  6. Step 6: Final answer
    x = 214,249.25

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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.