Home / 39,419.66-59,099.42-19,712.16

Finding the Fourth Proportional to 39,419.66, 59,099.42 and 19,712.16

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Solution

The fourth proportional to 39,419.66, 59,099.42 and 19,712.16 is: 29,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,419.66 : 59,099.42 = 19,712.16 : x
  2. Step 2: Convert to fraction form
    39,419.66/59,099.42 = 19,712.16/x
  3. Step 3: Cross multiply
    39,419.66x = 59,099.42 × 19,712.16
  4. Step 4: Simplify right side
    39,419.66x = 1,164,977,272.23
  5. Step 5: Solve for x
    x = 1,164,977,272.23/39,419.66
  6. Step 6: Final answer
    x = 29,553.20

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1.5x scale

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.