Home / 161,504.11-222,873.45-89,884.12

Finding the Fourth Proportional to 161,504.11, 222,873.45 and 89,884.12

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Solution

The fourth proportional to 161,504.11, 222,873.45 and 89,884.12 is: 124,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,504.11 : 222,873.45 = 89,884.12 : x
  2. Step 2: Convert to fraction form
    161,504.11/222,873.45 = 89,884.12/x
  3. Step 3: Cross multiply
    161,504.11x = 222,873.45 × 89,884.12
  4. Step 4: Simplify right side
    161,504.11x = 20,032,784,706.51
  5. Step 5: Solve for x
    x = 20,032,784,706.51/161,504.11
  6. Step 6: Final answer
    x = 124,038.85

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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.