Home / 66,182.19-91,369.13-43,586.85

Finding the Fourth Proportional to 66,182.19, 91,369.13 and 43,586.85

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Solution

The fourth proportional to 66,182.19, 91,369.13 and 43,586.85 is: 60,174.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,182.19 : 91,369.13 = 43,586.85 : x
  2. Step 2: Convert to fraction form
    66,182.19/91,369.13 = 43,586.85/x
  3. Step 3: Cross multiply
    66,182.19x = 91,369.13 × 43,586.85
  4. Step 4: Simplify right side
    66,182.19x = 3,982,492,346.01
  5. Step 5: Solve for x
    x = 3,982,492,346.01/66,182.19
  6. Step 6: Final answer
    x = 60,174.68

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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.