Home / 161,367.51-222,685.90-88,768.83

Finding the Fourth Proportional to 161,367.51, 222,685.90 and 88,768.83

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Solution

The fourth proportional to 161,367.51, 222,685.90 and 88,768.83 is: 122,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,367.51 : 222,685.90 = 88,768.83 : x
  2. Step 2: Convert to fraction form
    161,367.51/222,685.90 = 88,768.83/x
  3. Step 3: Cross multiply
    161,367.51x = 222,685.90 × 88,768.83
  4. Step 4: Simplify right side
    161,367.51x = 19,767,566,800.50
  5. Step 5: Solve for x
    x = 19,767,566,800.50/161,367.51
  6. Step 6: Final answer
    x = 122,500.29

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1.5x scale

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.