Home / 161,552.51-222,946.39-89,937.37

Finding the Fourth Proportional to 161,552.51, 222,946.39 and 89,937.37

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Solution

The fourth proportional to 161,552.51, 222,946.39 and 89,937.37 is: 124,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,552.51 : 222,946.39 = 89,937.37 : x
  2. Step 2: Convert to fraction form
    161,552.51/222,946.39 = 89,937.37/x
  3. Step 3: Cross multiply
    161,552.51x = 222,946.39 × 89,937.37
  4. Step 4: Simplify right side
    161,552.51x = 20,051,212,358.70
  5. Step 5: Solve for x
    x = 20,051,212,358.70/161,552.51
  6. Step 6: Final answer
    x = 124,115.76

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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.