Home / 61,651.35-85,069.75-37,439.73

Finding the Fourth Proportional to 61,651.35, 85,069.75 and 37,439.73

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Solution

The fourth proportional to 61,651.35, 85,069.75 and 37,439.73 is: 51,661.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,651.35 : 85,069.75 = 37,439.73 : x
  2. Step 2: Convert to fraction form
    61,651.35/85,069.75 = 37,439.73/x
  3. Step 3: Cross multiply
    61,651.35x = 85,069.75 × 37,439.73
  4. Step 4: Simplify right side
    61,651.35x = 3,184,988,471.17
  5. Step 5: Solve for x
    x = 3,184,988,471.17/61,651.35
  6. Step 6: Final answer
    x = 51,661.29

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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.