Home / 70,889.21-97,841.23-40,694.93

Finding the Fourth Proportional to 70,889.21, 97,841.23 and 40,694.93

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Solution

The fourth proportional to 70,889.21, 97,841.23 and 40,694.93 is: 56,167.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,889.21 : 97,841.23 = 40,694.93 : x
  2. Step 2: Convert to fraction form
    70,889.21/97,841.23 = 40,694.93/x
  3. Step 3: Cross multiply
    70,889.21x = 97,841.23 × 40,694.93
  4. Step 4: Simplify right side
    70,889.21x = 3,981,642,005.96
  5. Step 5: Solve for x
    x = 3,981,642,005.96/70,889.21
  6. Step 6: Final answer
    x = 56,167.11

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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.