Home / 147,743.24-203,886.42-80,675.24

Finding the Fourth Proportional to 147,743.24, 203,886.42 and 80,675.24

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Solution

The fourth proportional to 147,743.24, 203,886.42 and 80,675.24 is: 111,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,743.24 : 203,886.42 = 80,675.24 : x
  2. Step 2: Convert to fraction form
    147,743.24/203,886.42 = 80,675.24/x
  3. Step 3: Cross multiply
    147,743.24x = 203,886.42 × 80,675.24
  4. Step 4: Simplify right side
    147,743.24x = 16,448,585,866.24
  5. Step 5: Solve for x
    x = 16,448,585,866.24/147,743.24
  6. Step 6: Final answer
    x = 111,332.24

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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.