Home / 123,343.08-185,067.42-39,110.16

Finding the Fourth Proportional to 123,343.08, 185,067.42 and 39,110.16

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Solution

The fourth proportional to 123,343.08, 185,067.42 and 39,110.16 is: 58,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,343.08 : 185,067.42 = 39,110.16 : x
  2. Step 2: Convert to fraction form
    123,343.08/185,067.42 = 39,110.16/x
  3. Step 3: Cross multiply
    123,343.08x = 185,067.42 × 39,110.16
  4. Step 4: Simplify right side
    123,343.08x = 7,238,016,406.99
  5. Step 5: Solve for x
    x = 7,238,016,406.99/123,343.08
  6. Step 6: Final answer
    x = 58,681.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.