Home / 147,595.32-203,661-83,926.08

Finding the Fourth Proportional to 147,595.32, 203,661 and 83,926.08

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Solution

The fourth proportional to 147,595.32, 203,661 and 83,926.08 is: 115,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,595.32 : 203,661 = 83,926.08 : x
  2. Step 2: Convert to fraction form
    147,595.32/203,661 = 83,926.08/x
  3. Step 3: Cross multiply
    147,595.32x = 203,661 × 83,926.08
  4. Step 4: Simplify right side
    147,595.32x = 17,092,469,378.88
  5. Step 5: Solve for x
    x = 17,092,469,378.88/147,595.32
  6. Step 6: Final answer
    x = 115,806.31

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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.