Home / 62,193.18-85,803.76-39,850.14

Finding the Fourth Proportional to 62,193.18, 85,803.76 and 39,850.14

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Solution

The fourth proportional to 62,193.18, 85,803.76 and 39,850.14 is: 54,978.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,193.18 : 85,803.76 = 39,850.14 : x
  2. Step 2: Convert to fraction form
    62,193.18/85,803.76 = 39,850.14/x
  3. Step 3: Cross multiply
    62,193.18x = 85,803.76 × 39,850.14
  4. Step 4: Simplify right side
    62,193.18x = 3,419,291,848.53
  5. Step 5: Solve for x
    x = 3,419,291,848.53/62,193.18
  6. Step 6: Final answer
    x = 54,978.57

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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.