Home / 143,846.28-198,592.92-127,886.57

Finding the Fourth Proportional to 143,846.28, 198,592.92 and 127,886.57

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Solution

The fourth proportional to 143,846.28, 198,592.92 and 127,886.57 is: 176,559.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,846.28 : 198,592.92 = 127,886.57 : x
  2. Step 2: Convert to fraction form
    143,846.28/198,592.92 = 127,886.57/x
  3. Step 3: Cross multiply
    143,846.28x = 198,592.92 × 127,886.57
  4. Step 4: Simplify right side
    143,846.28x = 25,397,367,045.37
  5. Step 5: Solve for x
    x = 25,397,367,045.37/143,846.28
  6. Step 6: Final answer
    x = 176,559.08

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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.