Home / 147,610.26-203,696.29-87,200.33

Finding the Fourth Proportional to 147,610.26, 203,696.29 and 87,200.33

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Solution

The fourth proportional to 147,610.26, 203,696.29 and 87,200.33 is: 120,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,610.26 : 203,696.29 = 87,200.33 : x
  2. Step 2: Convert to fraction form
    147,610.26/203,696.29 = 87,200.33/x
  3. Step 3: Cross multiply
    147,610.26x = 203,696.29 × 87,200.33
  4. Step 4: Simplify right side
    147,610.26x = 17,762,382,471.29
  5. Step 5: Solve for x
    x = 17,762,382,471.29/147,610.26
  6. Step 6: Final answer
    x = 120,332.98

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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.