Home / 71,286.77-98,400.32-41,084.15

Finding the Fourth Proportional to 71,286.77, 98,400.32 and 41,084.15

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Solution

The fourth proportional to 71,286.77, 98,400.32 and 41,084.15 is: 56,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,286.77 : 98,400.32 = 41,084.15 : x
  2. Step 2: Convert to fraction form
    71,286.77/98,400.32 = 41,084.15/x
  3. Step 3: Cross multiply
    71,286.77x = 98,400.32 × 41,084.15
  4. Step 4: Simplify right side
    71,286.77x = 4,042,692,809.51
  5. Step 5: Solve for x
    x = 4,042,692,809.51/71,286.77
  6. Step 6: Final answer
    x = 56,710.29

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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.