Home / 161,736.48-223,193.39-90,114.97

Finding the Fourth Proportional to 161,736.48, 223,193.39 and 90,114.97

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Solution

The fourth proportional to 161,736.48, 223,193.39 and 90,114.97 is: 124,357.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,736.48 : 223,193.39 = 90,114.97 : x
  2. Step 2: Convert to fraction form
    161,736.48/223,193.39 = 90,114.97/x
  3. Step 3: Cross multiply
    161,736.48x = 223,193.39 × 90,114.97
  4. Step 4: Simplify right side
    161,736.48x = 20,113,065,644.05
  5. Step 5: Solve for x
    x = 20,113,065,644.05/161,736.48
  6. Step 6: Final answer
    x = 124,357.01

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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.