Home / 168,482.06-232,315.70-137,759.30

Finding the Fourth Proportional to 168,482.06, 232,315.70 and 137,759.30

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Solution

The fourth proportional to 168,482.06, 232,315.70 and 137,759.30 is: 189,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,482.06 : 232,315.70 = 137,759.30 : x
  2. Step 2: Convert to fraction form
    168,482.06/232,315.70 = 137,759.30/x
  3. Step 3: Cross multiply
    168,482.06x = 232,315.70 × 137,759.30
  4. Step 4: Simplify right side
    168,482.06x = 32,003,649,136.20
  5. Step 5: Solve for x
    x = 32,003,649,136.20/168,482.06
  6. Step 6: Final answer
    x = 189,952.86

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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.