Home / 71,010.68-97,993.14-39,182.60

Finding the Fourth Proportional to 71,010.68, 97,993.14 and 39,182.60

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Solution

The fourth proportional to 71,010.68, 97,993.14 and 39,182.60 is: 54,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,010.68 : 97,993.14 = 39,182.60 : x
  2. Step 2: Convert to fraction form
    71,010.68/97,993.14 = 39,182.60/x
  3. Step 3: Cross multiply
    71,010.68x = 97,993.14 × 39,182.60
  4. Step 4: Simplify right side
    71,010.68x = 3,839,626,007.36
  5. Step 5: Solve for x
    x = 3,839,626,007.36/71,010.68
  6. Step 6: Final answer
    x = 54,071.11

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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.