Home / 51,785.10-77,679.27-16,725.06

Finding the Fourth Proportional to 51,785.10, 77,679.27 and 16,725.06

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Solution

The fourth proportional to 51,785.10, 77,679.27 and 16,725.06 is: 25,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,785.10 : 77,679.27 = 16,725.06 : x
  2. Step 2: Convert to fraction form
    51,785.10/77,679.27 = 16,725.06/x
  3. Step 3: Cross multiply
    51,785.10x = 77,679.27 × 16,725.06
  4. Step 4: Simplify right side
    51,785.10x = 1,299,190,451.51
  5. Step 5: Solve for x
    x = 1,299,190,451.51/51,785.10
  6. Step 6: Final answer
    x = 25,088.11

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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.