Home / 66,320.34-91,523.24-36,106.54

Finding the Fourth Proportional to 66,320.34, 91,523.24 and 36,106.54

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Solution

The fourth proportional to 66,320.34, 91,523.24 and 36,106.54 is: 49,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,320.34 : 91,523.24 = 36,106.54 : x
  2. Step 2: Convert to fraction form
    66,320.34/91,523.24 = 36,106.54/x
  3. Step 3: Cross multiply
    66,320.34x = 91,523.24 × 36,106.54
  4. Step 4: Simplify right side
    66,320.34x = 3,304,587,525.99
  5. Step 5: Solve for x
    x = 3,304,587,525.99/66,320.34
  6. Step 6: Final answer
    x = 49,827.66

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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.