Home / 73,286.29-101,139.56-41,020.30

Finding the Fourth Proportional to 73,286.29, 101,139.56 and 41,020.30

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Solution

The fourth proportional to 73,286.29, 101,139.56 and 41,020.30 is: 56,610.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,286.29 : 101,139.56 = 41,020.30 : x
  2. Step 2: Convert to fraction form
    73,286.29/101,139.56 = 41,020.30/x
  3. Step 3: Cross multiply
    73,286.29x = 101,139.56 × 41,020.30
  4. Step 4: Simplify right side
    73,286.29x = 4,148,774,999.13
  5. Step 5: Solve for x
    x = 4,148,774,999.13/73,286.29
  6. Step 6: Final answer
    x = 56,610.52

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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.