Home / 233,767.80-322,522.20-131,780.70

Finding the Fourth Proportional to 233,767.80, 322,522.20 and 131,780.70

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Solution

The fourth proportional to 233,767.80, 322,522.20 and 131,780.70 is: 181,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,767.80 : 322,522.20 = 131,780.70 : x
  2. Step 2: Convert to fraction form
    233,767.80/322,522.20 = 131,780.70/x
  3. Step 3: Cross multiply
    233,767.80x = 322,522.20 × 131,780.70
  4. Step 4: Simplify right side
    233,767.80x = 42,502,201,281.54
  5. Step 5: Solve for x
    x = 42,502,201,281.54/233,767.80
  6. Step 6: Final answer
    x = 181,813.75

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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.