Home / 49,444.88-74,166.64-12,005.24

Finding the Fourth Proportional to 49,444.88, 74,166.64 and 12,005.24

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Solution

The fourth proportional to 49,444.88, 74,166.64 and 12,005.24 is: 18,007.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,444.88 : 74,166.64 = 12,005.24 : x
  2. Step 2: Convert to fraction form
    49,444.88/74,166.64 = 12,005.24/x
  3. Step 3: Cross multiply
    49,444.88x = 74,166.64 × 12,005.24
  4. Step 4: Simplify right side
    49,444.88x = 890,388,313.19
  5. Step 5: Solve for x
    x = 890,388,313.19/49,444.88
  6. Step 6: Final answer
    x = 18,007.69

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1.5x scale

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.