Home / 147,252.60-203,209.56-83,591.46

Finding the Fourth Proportional to 147,252.60, 203,209.56 and 83,591.46

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Solution

The fourth proportional to 147,252.60, 203,209.56 and 83,591.46 is: 115,356.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,252.60 : 203,209.56 = 83,591.46 : x
  2. Step 2: Convert to fraction form
    147,252.60/203,209.56 = 83,591.46/x
  3. Step 3: Cross multiply
    147,252.60x = 203,209.56 × 83,591.46
  4. Step 4: Simplify right side
    147,252.60x = 16,986,583,806.36
  5. Step 5: Solve for x
    x = 16,986,583,806.36/147,252.60
  6. Step 6: Final answer
    x = 115,356.77

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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.