Home / 66,254.18-91,433.14-37,965.33

Finding the Fourth Proportional to 66,254.18, 91,433.14 and 37,965.33

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Solution

The fourth proportional to 66,254.18, 91,433.14 and 37,965.33 is: 52,393.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,254.18 : 91,433.14 = 37,965.33 : x
  2. Step 2: Convert to fraction form
    66,254.18/91,433.14 = 37,965.33/x
  3. Step 3: Cross multiply
    66,254.18x = 91,433.14 × 37,965.33
  4. Step 4: Simplify right side
    66,254.18x = 3,471,289,238.12
  5. Step 5: Solve for x
    x = 3,471,289,238.12/66,254.18
  6. Step 6: Final answer
    x = 52,393.52

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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.