Home / 161,715.96-223,187.76-98,053.56

Finding the Fourth Proportional to 161,715.96, 223,187.76 and 98,053.56

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Solution

The fourth proportional to 161,715.96, 223,187.76 and 98,053.56 is: 135,325.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,715.96 : 223,187.76 = 98,053.56 : x
  2. Step 2: Convert to fraction form
    161,715.96/223,187.76 = 98,053.56/x
  3. Step 3: Cross multiply
    161,715.96x = 223,187.76 × 98,053.56
  4. Step 4: Simplify right side
    161,715.96x = 21,884,354,416.43
  5. Step 5: Solve for x
    x = 21,884,354,416.43/161,715.96
  6. Step 6: Final answer
    x = 135,325.88

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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.