Home / 161,303.18-222,597.24-89,682.62

Finding the Fourth Proportional to 161,303.18, 222,597.24 and 89,682.62

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Solution

The fourth proportional to 161,303.18, 222,597.24 and 89,682.62 is: 123,761.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,303.18 : 222,597.24 = 89,682.62 : x
  2. Step 2: Convert to fraction form
    161,303.18/222,597.24 = 89,682.62/x
  3. Step 3: Cross multiply
    161,303.18x = 222,597.24 × 89,682.62
  4. Step 4: Simplify right side
    161,303.18x = 19,963,103,687.97
  5. Step 5: Solve for x
    x = 19,963,103,687.97/161,303.18
  6. Step 6: Final answer
    x = 123,761.38

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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.