Home / 66,196.10-91,371.06-40,710.26

Finding the Fourth Proportional to 66,196.10, 91,371.06 and 40,710.26

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Solution

The fourth proportional to 66,196.10, 91,371.06 and 40,710.26 is: 56,192.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,196.10 : 91,371.06 = 40,710.26 : x
  2. Step 2: Convert to fraction form
    66,196.10/91,371.06 = 40,710.26/x
  3. Step 3: Cross multiply
    66,196.10x = 91,371.06 × 40,710.26
  4. Step 4: Simplify right side
    66,196.10x = 3,719,739,609.08
  5. Step 5: Solve for x
    x = 3,719,739,609.08/66,196.10
  6. Step 6: Final answer
    x = 56,192.73

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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.