Home / 48,607.64-72,910.44-13,546.40

Finding the Fourth Proportional to 48,607.64, 72,910.44 and 13,546.40

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Solution

The fourth proportional to 48,607.64, 72,910.44 and 13,546.40 is: 20,319.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607.64 : 72,910.44 = 13,546.40 : x
  2. Step 2: Convert to fraction form
    48,607.64/72,910.44 = 13,546.40/x
  3. Step 3: Cross multiply
    48,607.64x = 72,910.44 × 13,546.40
  4. Step 4: Simplify right side
    48,607.64x = 987,673,984.42
  5. Step 5: Solve for x
    x = 987,673,984.42/48,607.64
  6. Step 6: Final answer
    x = 20,319.32

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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.