Home / 160,994.70-222,161.54-89,369.10

Finding the Fourth Proportional to 160,994.70, 222,161.54 and 89,369.10

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Solution

The fourth proportional to 160,994.70, 222,161.54 and 89,369.10 is: 123,323.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,994.70 : 222,161.54 = 89,369.10 : x
  2. Step 2: Convert to fraction form
    160,994.70/222,161.54 = 89,369.10/x
  3. Step 3: Cross multiply
    160,994.70x = 222,161.54 × 89,369.10
  4. Step 4: Simplify right side
    160,994.70x = 19,854,376,437.57
  5. Step 5: Solve for x
    x = 19,854,376,437.57/160,994.70
  6. Step 6: Final answer
    x = 123,323.17

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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.