Home / 84,760.70-127,142.06-25,596.95

Finding the Fourth Proportional to 84,760.70, 127,142.06 and 25,596.95

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Solution

The fourth proportional to 84,760.70, 127,142.06 and 25,596.95 is: 38,395.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,760.70 : 127,142.06 = 25,596.95 : x
  2. Step 2: Convert to fraction form
    84,760.70/127,142.06 = 25,596.95/x
  3. Step 3: Cross multiply
    84,760.70x = 127,142.06 × 25,596.95
  4. Step 4: Simplify right side
    84,760.70x = 3,254,448,189.02
  5. Step 5: Solve for x
    x = 3,254,448,189.02/84,760.70
  6. Step 6: Final answer
    x = 38,395.72

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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.