Home / 70,927.97-97,873.38-40,706.06

Finding the Fourth Proportional to 70,927.97, 97,873.38 and 40,706.06

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Solution

The fourth proportional to 70,927.97, 97,873.38 and 40,706.06 is: 56,170.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,927.97 : 97,873.38 = 40,706.06 : x
  2. Step 2: Convert to fraction form
    70,927.97/97,873.38 = 40,706.06/x
  3. Step 3: Cross multiply
    70,927.97x = 97,873.38 × 40,706.06
  4. Step 4: Simplify right side
    70,927.97x = 3,984,039,189.32
  5. Step 5: Solve for x
    x = 3,984,039,189.32/70,927.97
  6. Step 6: Final answer
    x = 56,170.22

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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.