Home / 195,331.26-291,354.78-177,392.40

Finding the Fourth Proportional to 195,331.26, 291,354.78 and 177,392.40

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Solution

The fourth proportional to 195,331.26, 291,354.78 and 177,392.40 is: 264,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,331.26 : 291,354.78 = 177,392.40 : x
  2. Step 2: Convert to fraction form
    195,331.26/291,354.78 = 177,392.40/x
  3. Step 3: Cross multiply
    195,331.26x = 291,354.78 × 177,392.40
  4. Step 4: Simplify right side
    195,331.26x = 51,684,123,675.67
  5. Step 5: Solve for x
    x = 51,684,123,675.67/195,331.26
  6. Step 6: Final answer
    x = 264,597.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.