Home / 195,656.80-293,548.18-89,078.90

Finding the Fourth Proportional to 195,656.80, 293,548.18 and 89,078.90

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Solution

The fourth proportional to 195,656.80, 293,548.18 and 89,078.90 is: 133,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,656.80 : 293,548.18 = 89,078.90 : x
  2. Step 2: Convert to fraction form
    195,656.80/293,548.18 = 89,078.90/x
  3. Step 3: Cross multiply
    195,656.80x = 293,548.18 × 89,078.90
  4. Step 4: Simplify right side
    195,656.80x = 26,148,948,971.40
  5. Step 5: Solve for x
    x = 26,148,948,971.40/195,656.80
  6. Step 6: Final answer
    x = 133,647.02

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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.