Home / 195,418.40-293,127.60-193,344.80

Finding the Fourth Proportional to 195,418.40, 293,127.60 and 193,344.80

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Solution

The fourth proportional to 195,418.40, 293,127.60 and 193,344.80 is: 290,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,418.40 : 293,127.60 = 193,344.80 : x
  2. Step 2: Convert to fraction form
    195,418.40/293,127.60 = 193,344.80/x
  3. Step 3: Cross multiply
    195,418.40x = 293,127.60 × 193,344.80
  4. Step 4: Simplify right side
    195,418.40x = 56,674,697,196.48
  5. Step 5: Solve for x
    x = 56,674,697,196.48/195,418.40
  6. Step 6: Final answer
    x = 290,017.20

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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.