Home / 147,267.60-203,230.28-83,606.48

Finding the Fourth Proportional to 147,267.60, 203,230.28 and 83,606.48

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Solution

The fourth proportional to 147,267.60, 203,230.28 and 83,606.48 is: 115,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,267.60 : 203,230.28 = 83,606.48 : x
  2. Step 2: Convert to fraction form
    147,267.60/203,230.28 = 83,606.48/x
  3. Step 3: Cross multiply
    147,267.60x = 203,230.28 × 83,606.48
  4. Step 4: Simplify right side
    147,267.60x = 16,991,368,340.21
  5. Step 5: Solve for x
    x = 16,991,368,340.21/147,267.60
  6. Step 6: Final answer
    x = 115,377.51

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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.