Home / 71,202.14-98,254.86-39,368.97

Finding the Fourth Proportional to 71,202.14, 98,254.86 and 39,368.97

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Solution

The fourth proportional to 71,202.14, 98,254.86 and 39,368.97 is: 54,326.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,202.14 : 98,254.86 = 39,368.97 : x
  2. Step 2: Convert to fraction form
    71,202.14/98,254.86 = 39,368.97/x
  3. Step 3: Cross multiply
    71,202.14x = 98,254.86 × 39,368.97
  4. Step 4: Simplify right side
    71,202.14x = 3,868,192,488.06
  5. Step 5: Solve for x
    x = 3,868,192,488.06/71,202.14
  6. Step 6: Final answer
    x = 54,326.91

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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.