Home / 66,372.81-91,593.77-38,082.93

Finding the Fourth Proportional to 66,372.81, 91,593.77 and 38,082.93

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Solution

The fourth proportional to 66,372.81, 91,593.77 and 38,082.93 is: 52,554.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,372.81 : 91,593.77 = 38,082.93 : x
  2. Step 2: Convert to fraction form
    66,372.81/91,593.77 = 38,082.93/x
  3. Step 3: Cross multiply
    66,372.81x = 91,593.77 × 38,082.93
  4. Step 4: Simplify right side
    66,372.81x = 3,488,158,940.93
  5. Step 5: Solve for x
    x = 3,488,158,940.93/66,372.81
  6. Step 6: Final answer
    x = 52,554.03

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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.