Home / 66,019.23-91,097.78-37,342.80

Finding the Fourth Proportional to 66,019.23, 91,097.78 and 37,342.80

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Solution

The fourth proportional to 66,019.23, 91,097.78 and 37,342.80 is: 51,528.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,019.23 : 91,097.78 = 37,342.80 : x
  2. Step 2: Convert to fraction form
    66,019.23/91,097.78 = 37,342.80/x
  3. Step 3: Cross multiply
    66,019.23x = 91,097.78 × 37,342.80
  4. Step 4: Simplify right side
    66,019.23x = 3,401,845,992.27
  5. Step 5: Solve for x
    x = 3,401,845,992.27/66,019.23
  6. Step 6: Final answer
    x = 51,528.11

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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.