Home / 44,911.56-67,364.64-13,320.36

Finding the Fourth Proportional to 44,911.56, 67,364.64 and 13,320.36

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Solution

The fourth proportional to 44,911.56, 67,364.64 and 13,320.36 is: 19,979.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,911.56 : 67,364.64 = 13,320.36 : x
  2. Step 2: Convert to fraction form
    44,911.56/67,364.64 = 13,320.36/x
  3. Step 3: Cross multiply
    44,911.56x = 67,364.64 × 13,320.36
  4. Step 4: Simplify right side
    44,911.56x = 897,321,256.07
  5. Step 5: Solve for x
    x = 897,321,256.07/44,911.56
  6. Step 6: Final answer
    x = 19,979.74

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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.