Home / 101,001.36-139,382.40-58,584.96

Finding the Fourth Proportional to 101,001.36, 139,382.40 and 58,584.96

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Solution

The fourth proportional to 101,001.36, 139,382.40 and 58,584.96 is: 80,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,001.36 : 139,382.40 = 58,584.96 : x
  2. Step 2: Convert to fraction form
    101,001.36/139,382.40 = 58,584.96/x
  3. Step 3: Cross multiply
    101,001.36x = 139,382.40 × 58,584.96
  4. Step 4: Simplify right side
    101,001.36x = 8,165,712,328.70
  5. Step 5: Solve for x
    x = 8,165,712,328.70/101,001.36
  6. Step 6: Final answer
    x = 80,847.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.