Home / 144,958.30-217,437.45-135,116.80

Finding the Fourth Proportional to 144,958.30, 217,437.45 and 135,116.80

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Solution

The fourth proportional to 144,958.30, 217,437.45 and 135,116.80 is: 202,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,958.30 : 217,437.45 = 135,116.80 : x
  2. Step 2: Convert to fraction form
    144,958.30/217,437.45 = 135,116.80/x
  3. Step 3: Cross multiply
    144,958.30x = 217,437.45 × 135,116.80
  4. Step 4: Simplify right side
    144,958.30x = 29,379,452,444.16
  5. Step 5: Solve for x
    x = 29,379,452,444.16/144,958.30
  6. Step 6: Final answer
    x = 202,675.20

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1.5x scale

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.