Home / 69,799.13-96,322.84-39,574.79

Finding the Fourth Proportional to 69,799.13, 96,322.84 and 39,574.79

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Solution

The fourth proportional to 69,799.13, 96,322.84 and 39,574.79 is: 54,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,799.13 : 96,322.84 = 39,574.79 : x
  2. Step 2: Convert to fraction form
    69,799.13/96,322.84 = 39,574.79/x
  3. Step 3: Cross multiply
    69,799.13x = 96,322.84 × 39,574.79
  4. Step 4: Simplify right side
    69,799.13x = 3,811,956,165.20
  5. Step 5: Solve for x
    x = 3,811,956,165.20/69,799.13
  6. Step 6: Final answer
    x = 54,613.23

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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.