Home / 161,106.64-222,327.23-89,493.34

Finding the Fourth Proportional to 161,106.64, 222,327.23 and 89,493.34

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Solution

The fourth proportional to 161,106.64, 222,327.23 and 89,493.34 is: 123,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,106.64 : 222,327.23 = 89,493.34 : x
  2. Step 2: Convert to fraction form
    161,106.64/222,327.23 = 89,493.34/x
  3. Step 3: Cross multiply
    161,106.64x = 222,327.23 × 89,493.34
  4. Step 4: Simplify right side
    161,106.64x = 19,896,806,385.65
  5. Step 5: Solve for x
    x = 19,896,806,385.65/161,106.64
  6. Step 6: Final answer
    x = 123,500.85

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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.