Home / 66,233.01-91,401.97-36,018.66

Finding the Fourth Proportional to 66,233.01, 91,401.97 and 36,018.66

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Solution

The fourth proportional to 66,233.01, 91,401.97 and 36,018.66 is: 49,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,233.01 : 91,401.97 = 36,018.66 : x
  2. Step 2: Convert to fraction form
    66,233.01/91,401.97 = 36,018.66/x
  3. Step 3: Cross multiply
    66,233.01x = 91,401.97 × 36,018.66
  4. Step 4: Simplify right side
    66,233.01x = 3,292,176,480.76
  5. Step 5: Solve for x
    x = 3,292,176,480.76/66,233.01
  6. Step 6: Final answer
    x = 49,705.98

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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.