Home / 66,911.39-92,333.13-36,696.05

Finding the Fourth Proportional to 66,911.39, 92,333.13 and 36,696.05

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Solution

The fourth proportional to 66,911.39, 92,333.13 and 36,696.05 is: 50,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,911.39 : 92,333.13 = 36,696.05 : x
  2. Step 2: Convert to fraction form
    66,911.39/92,333.13 = 36,696.05/x
  3. Step 3: Cross multiply
    66,911.39x = 92,333.13 × 36,696.05
  4. Step 4: Simplify right side
    66,911.39x = 3,388,261,155.14
  5. Step 5: Solve for x
    x = 3,388,261,155.14/66,911.39
  6. Step 6: Final answer
    x = 50,638.03

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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.