Home / 71,084.05-98,095.37-39,253.21

Finding the Fourth Proportional to 71,084.05, 98,095.37 and 39,253.21

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Solution

The fourth proportional to 71,084.05, 98,095.37 and 39,253.21 is: 54,169.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,084.05 : 98,095.37 = 39,253.21 : x
  2. Step 2: Convert to fraction form
    71,084.05/98,095.37 = 39,253.21/x
  3. Step 3: Cross multiply
    71,084.05x = 98,095.37 × 39,253.21
  4. Step 4: Simplify right side
    71,084.05x = 3,850,557,962.37
  5. Step 5: Solve for x
    x = 3,850,557,962.37/71,084.05
  6. Step 6: Final answer
    x = 54,169.09

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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.