Home / 66,285.20-91,473.44-37,610.49

Finding the Fourth Proportional to 66,285.20, 91,473.44 and 37,610.49

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Solution

The fourth proportional to 66,285.20, 91,473.44 and 37,610.49 is: 51,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,285.20 : 91,473.44 = 37,610.49 : x
  2. Step 2: Convert to fraction form
    66,285.20/91,473.44 = 37,610.49/x
  3. Step 3: Cross multiply
    66,285.20x = 91,473.44 × 37,610.49
  4. Step 4: Simplify right side
    66,285.20x = 3,440,360,537.04
  5. Step 5: Solve for x
    x = 3,440,360,537.04/66,285.20
  6. Step 6: Final answer
    x = 51,902.40

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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.