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Finding the Fourth Proportional to 195,730.80, 293,158.80 and 160,738.80

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Solution

The fourth proportional to 195,730.80, 293,158.80 and 160,738.80 is: 240,749.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,730.80 : 293,158.80 = 160,738.80 : x
  2. Step 2: Convert to fraction form
    195,730.80/293,158.80 = 160,738.80/x
  3. Step 3: Cross multiply
    195,730.80x = 293,158.80 × 160,738.80
  4. Step 4: Simplify right side
    195,730.80x = 47,121,993,721.44
  5. Step 5: Solve for x
    x = 47,121,993,721.44/195,730.80
  6. Step 6: Final answer
    x = 240,749.00

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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.