Home / 49,111.40-73,653.62-13,564.22

Finding the Fourth Proportional to 49,111.40, 73,653.62 and 13,564.22

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Solution

The fourth proportional to 49,111.40, 73,653.62 and 13,564.22 is: 20,342.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,111.40 : 73,653.62 = 13,564.22 : x
  2. Step 2: Convert to fraction form
    49,111.40/73,653.62 = 13,564.22/x
  3. Step 3: Cross multiply
    49,111.40x = 73,653.62 × 13,564.22
  4. Step 4: Simplify right side
    49,111.40x = 999,053,905.48
  5. Step 5: Solve for x
    x = 999,053,905.48/49,111.40
  6. Step 6: Final answer
    x = 20,342.61

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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.