Home / 91,085.55-136,588.17-41,163.63

Finding the Fourth Proportional to 91,085.55, 136,588.17 and 41,163.63

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Solution

The fourth proportional to 91,085.55, 136,588.17 and 41,163.63 is: 61,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,085.55 : 136,588.17 = 41,163.63 : x
  2. Step 2: Convert to fraction form
    91,085.55/136,588.17 = 41,163.63/x
  3. Step 3: Cross multiply
    91,085.55x = 136,588.17 × 41,163.63
  4. Step 4: Simplify right side
    91,085.55x = 5,622,464,892.26
  5. Step 5: Solve for x
    x = 5,622,464,892.26/91,085.55
  6. Step 6: Final answer
    x = 61,727.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.