Home / 66,007.01-91,089.18-35,792.29

Finding the Fourth Proportional to 66,007.01, 91,089.18 and 35,792.29

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Solution

The fourth proportional to 66,007.01, 91,089.18 and 35,792.29 is: 49,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,007.01 : 91,089.18 = 35,792.29 : x
  2. Step 2: Convert to fraction form
    66,007.01/91,089.18 = 35,792.29/x
  3. Step 3: Cross multiply
    66,007.01x = 91,089.18 × 35,792.29
  4. Step 4: Simplify right side
    66,007.01x = 3,260,290,689.04
  5. Step 5: Solve for x
    x = 3,260,290,689.04/66,007.01
  6. Step 6: Final answer
    x = 49,393.09

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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.