Home / 147,227.60-203,175.06-83,566.46

Finding the Fourth Proportional to 147,227.60, 203,175.06 and 83,566.46

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Solution

The fourth proportional to 147,227.60, 203,175.06 and 83,566.46 is: 115,322.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,227.60 : 203,175.06 = 83,566.46 : x
  2. Step 2: Convert to fraction form
    147,227.60/203,175.06 = 83,566.46/x
  3. Step 3: Cross multiply
    147,227.60x = 203,175.06 × 83,566.46
  4. Step 4: Simplify right side
    147,227.60x = 16,978,620,524.49
  5. Step 5: Solve for x
    x = 16,978,620,524.49/147,227.60
  6. Step 6: Final answer
    x = 115,322.27

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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.