Home / 48,979.99-73,459.54-15,691.12

Finding the Fourth Proportional to 48,979.99, 73,459.54 and 15,691.12

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Solution

The fourth proportional to 48,979.99, 73,459.54 and 15,691.12 is: 23,533.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,979.99 : 73,459.54 = 15,691.12 : x
  2. Step 2: Convert to fraction form
    48,979.99/73,459.54 = 15,691.12/x
  3. Step 3: Cross multiply
    48,979.99x = 73,459.54 × 15,691.12
  4. Step 4: Simplify right side
    48,979.99x = 1,152,662,293.25
  5. Step 5: Solve for x
    x = 1,152,662,293.25/48,979.99
  6. Step 6: Final answer
    x = 23,533.33

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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.