Home / 84,817.80-127,246.68-25,653.96

Finding the Fourth Proportional to 84,817.80, 127,246.68 and 25,653.96

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Solution

The fourth proportional to 84,817.80, 127,246.68 and 25,653.96 is: 38,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,817.80 : 127,246.68 = 25,653.96 : x
  2. Step 2: Convert to fraction form
    84,817.80/127,246.68 = 25,653.96/x
  3. Step 3: Cross multiply
    84,817.80x = 127,246.68 × 25,653.96
  4. Step 4: Simplify right side
    84,817.80x = 3,264,381,238.85
  5. Step 5: Solve for x
    x = 3,264,381,238.85/84,817.80
  6. Step 6: Final answer
    x = 38,486.98

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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.