Home / 66,126.06-91,253.67-35,911.14

Finding the Fourth Proportional to 66,126.06, 91,253.67 and 35,911.14

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Solution

The fourth proportional to 66,126.06, 91,253.67 and 35,911.14 is: 49,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,126.06 : 91,253.67 = 35,911.14 : x
  2. Step 2: Convert to fraction form
    66,126.06/91,253.67 = 35,911.14/x
  3. Step 3: Cross multiply
    66,126.06x = 91,253.67 × 35,911.14
  4. Step 4: Simplify right side
    66,126.06x = 3,277,023,318.88
  5. Step 5: Solve for x
    x = 3,277,023,318.88/66,126.06
  6. Step 6: Final answer
    x = 49,557.21

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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.