Home / 160,166.05-220,976.32-102,837.49

Finding the Fourth Proportional to 160,166.05, 220,976.32 and 102,837.49

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Solution

The fourth proportional to 160,166.05, 220,976.32 and 102,837.49 is: 141,881.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,166.05 : 220,976.32 = 102,837.49 : x
  2. Step 2: Convert to fraction form
    160,166.05/220,976.32 = 102,837.49/x
  3. Step 3: Cross multiply
    160,166.05x = 220,976.32 × 102,837.49
  4. Step 4: Simplify right side
    160,166.05x = 22,724,648,479.17
  5. Step 5: Solve for x
    x = 22,724,648,479.17/160,166.05
  6. Step 6: Final answer
    x = 141,881.81

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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.