Home / 66,151.44-91,290.02-35,937.36

Finding the Fourth Proportional to 66,151.44, 91,290.02 and 35,937.36

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Solution

The fourth proportional to 66,151.44, 91,290.02 and 35,937.36 is: 49,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,151.44 : 91,290.02 = 35,937.36 : x
  2. Step 2: Convert to fraction form
    66,151.44/91,290.02 = 35,937.36/x
  3. Step 3: Cross multiply
    66,151.44x = 91,290.02 × 35,937.36
  4. Step 4: Simplify right side
    66,151.44x = 3,280,722,133.46
  5. Step 5: Solve for x
    x = 3,280,722,133.46/66,151.44
  6. Step 6: Final answer
    x = 49,594.12

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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.