Home / 69,290.28-95,623.38-38,666.06

Finding the Fourth Proportional to 69,290.28, 95,623.38 and 38,666.06

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Solution

The fourth proportional to 69,290.28, 95,623.38 and 38,666.06 is: 53,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,290.28 : 95,623.38 = 38,666.06 : x
  2. Step 2: Convert to fraction form
    69,290.28/95,623.38 = 38,666.06/x
  3. Step 3: Cross multiply
    69,290.28x = 95,623.38 × 38,666.06
  4. Step 4: Simplify right side
    69,290.28x = 3,697,378,870.37
  5. Step 5: Solve for x
    x = 3,697,378,870.37/69,290.28
  6. Step 6: Final answer
    x = 53,360.71

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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.