Home / 123,623.32-185,424.73-39,380.08

Finding the Fourth Proportional to 123,623.32, 185,424.73 and 39,380.08

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Solution

The fourth proportional to 123,623.32, 185,424.73 and 39,380.08 is: 59,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,623.32 : 185,424.73 = 39,380.08 : x
  2. Step 2: Convert to fraction form
    123,623.32/185,424.73 = 39,380.08/x
  3. Step 3: Cross multiply
    123,623.32x = 185,424.73 × 39,380.08
  4. Step 4: Simplify right side
    123,623.32x = 7,302,040,487.04
  5. Step 5: Solve for x
    x = 7,302,040,487.04/123,623.32
  6. Step 6: Final answer
    x = 59,066.85

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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.