Home / 48,399.92-72,588.93-18,403.45

Finding the Fourth Proportional to 48,399.92, 72,588.93 and 18,403.45

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Solution

The fourth proportional to 48,399.92, 72,588.93 and 18,403.45 is: 27,601.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,399.92 : 72,588.93 = 18,403.45 : x
  2. Step 2: Convert to fraction form
    48,399.92/72,588.93 = 18,403.45/x
  3. Step 3: Cross multiply
    48,399.92x = 72,588.93 × 18,403.45
  4. Step 4: Simplify right side
    48,399.92x = 1,335,886,743.81
  5. Step 5: Solve for x
    x = 1,335,886,743.81/48,399.92
  6. Step 6: Final answer
    x = 27,601.01

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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.