Home / 48,735.64-73,106.04-13,678.02

Finding the Fourth Proportional to 48,735.64, 73,106.04 and 13,678.02

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Solution

The fourth proportional to 48,735.64, 73,106.04 and 13,678.02 is: 20,517.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,735.64 : 73,106.04 = 13,678.02 : x
  2. Step 2: Convert to fraction form
    48,735.64/73,106.04 = 13,678.02/x
  3. Step 3: Cross multiply
    48,735.64x = 73,106.04 × 13,678.02
  4. Step 4: Simplify right side
    48,735.64x = 999,945,877.24
  5. Step 5: Solve for x
    x = 999,945,877.24/48,735.64
  6. Step 6: Final answer
    x = 20,517.75

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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.