Home / 103,292.20-154,952.70-44,127.40

Finding the Fourth Proportional to 103,292.20, 154,952.70 and 44,127.40

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Solution

The fourth proportional to 103,292.20, 154,952.70 and 44,127.40 is: 66,197.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,292.20 : 154,952.70 = 44,127.40 : x
  2. Step 2: Convert to fraction form
    103,292.20/154,952.70 = 44,127.40/x
  3. Step 3: Cross multiply
    103,292.20x = 154,952.70 × 44,127.40
  4. Step 4: Simplify right side
    103,292.20x = 6,837,659,773.98
  5. Step 5: Solve for x
    x = 6,837,659,773.98/103,292.20
  6. Step 6: Final answer
    x = 66,197.25

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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.