Home / 161,822.41-223,410.60-143,867.71

Finding the Fourth Proportional to 161,822.41, 223,410.60 and 143,867.71

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Solution

The fourth proportional to 161,822.41, 223,410.60 and 143,867.71 is: 198,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,822.41 : 223,410.60 = 143,867.71 : x
  2. Step 2: Convert to fraction form
    161,822.41/223,410.60 = 143,867.71/x
  3. Step 3: Cross multiply
    161,822.41x = 223,410.60 × 143,867.71
  4. Step 4: Simplify right side
    161,822.41x = 32,141,569,575.33
  5. Step 5: Solve for x
    x = 32,141,569,575.33/161,822.41
  6. Step 6: Final answer
    x = 198,622.49

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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.