Home / 48,834.40-73,251.60-21,186.40

Finding the Fourth Proportional to 48,834.40, 73,251.60 and 21,186.40

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Solution

The fourth proportional to 48,834.40, 73,251.60 and 21,186.40 is: 31,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,834.40 : 73,251.60 = 21,186.40 : x
  2. Step 2: Convert to fraction form
    48,834.40/73,251.60 = 21,186.40/x
  3. Step 3: Cross multiply
    48,834.40x = 73,251.60 × 21,186.40
  4. Step 4: Simplify right side
    48,834.40x = 1,551,937,698.24
  5. Step 5: Solve for x
    x = 1,551,937,698.24/48,834.40
  6. Step 6: Final answer
    x = 31,779.60

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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.