Home / 71,181.09-106,750.07-37,428.93

Finding the Fourth Proportional to 71,181.09, 106,750.07 and 37,428.93

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Solution

The fourth proportional to 71,181.09, 106,750.07 and 37,428.93 is: 56,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,181.09 : 106,750.07 = 37,428.93 : x
  2. Step 2: Convert to fraction form
    71,181.09/106,750.07 = 37,428.93/x
  3. Step 3: Cross multiply
    71,181.09x = 106,750.07 × 37,428.93
  4. Step 4: Simplify right side
    71,181.09x = 3,995,540,710.38
  5. Step 5: Solve for x
    x = 3,995,540,710.38/71,181.09
  6. Step 6: Final answer
    x = 56,132.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.