Home / 66,006.02-91,088.52-35,791.32

Finding the Fourth Proportional to 66,006.02, 91,088.52 and 35,791.32

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Solution

The fourth proportional to 66,006.02, 91,088.52 and 35,791.32 is: 49,392.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,006.02 : 91,088.52 = 35,791.32 : x
  2. Step 2: Convert to fraction form
    66,006.02/91,088.52 = 35,791.32/x
  3. Step 3: Cross multiply
    66,006.02x = 91,088.52 × 35,791.32
  4. Step 4: Simplify right side
    66,006.02x = 3,260,178,367.65
  5. Step 5: Solve for x
    x = 3,260,178,367.65/66,006.02
  6. Step 6: Final answer
    x = 49,392.14

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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.