Home / 66,276.05-91,431.18-44,758.80

Finding the Fourth Proportional to 66,276.05, 91,431.18 and 44,758.80

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Solution

The fourth proportional to 66,276.05, 91,431.18 and 44,758.80 is: 61,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,276.05 : 91,431.18 = 44,758.80 : x
  2. Step 2: Convert to fraction form
    66,276.05/91,431.18 = 44,758.80/x
  3. Step 3: Cross multiply
    66,276.05x = 91,431.18 × 44,758.80
  4. Step 4: Simplify right side
    66,276.05x = 4,092,349,899.38
  5. Step 5: Solve for x
    x = 4,092,349,899.38/66,276.05
  6. Step 6: Final answer
    x = 61,747.04

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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.