Home / 195,740.80-293,611.20-102,275.20

Finding the Fourth Proportional to 195,740.80, 293,611.20 and 102,275.20

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Solution

The fourth proportional to 195,740.80, 293,611.20 and 102,275.20 is: 153,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,740.80 : 293,611.20 = 102,275.20 : x
  2. Step 2: Convert to fraction form
    195,740.80/293,611.20 = 102,275.20/x
  3. Step 3: Cross multiply
    195,740.80x = 293,611.20 × 102,275.20
  4. Step 4: Simplify right side
    195,740.80x = 30,029,144,202.24
  5. Step 5: Solve for x
    x = 30,029,144,202.24/195,740.80
  6. Step 6: Final answer
    x = 153,412.80

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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.