Home / 144,427.50-199,306.22-79,895.06

Finding the Fourth Proportional to 144,427.50, 199,306.22 and 79,895.06

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Solution

The fourth proportional to 144,427.50, 199,306.22 and 79,895.06 is: 110,253.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,427.50 : 199,306.22 = 79,895.06 : x
  2. Step 2: Convert to fraction form
    144,427.50/199,306.22 = 79,895.06/x
  3. Step 3: Cross multiply
    144,427.50x = 199,306.22 × 79,895.06
  4. Step 4: Simplify right side
    144,427.50x = 15,923,582,405.27
  5. Step 5: Solve for x
    x = 15,923,582,405.27/144,427.50
  6. Step 6: Final answer
    x = 110,253.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.