Home / 161,581.26-223,015.95-97,053.32

Finding the Fourth Proportional to 161,581.26, 223,015.95 and 97,053.32

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Solution

The fourth proportional to 161,581.26, 223,015.95 and 97,053.32 is: 133,953.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,581.26 : 223,015.95 = 97,053.32 : x
  2. Step 2: Convert to fraction form
    161,581.26/223,015.95 = 97,053.32/x
  3. Step 3: Cross multiply
    161,581.26x = 223,015.95 × 97,053.32
  4. Step 4: Simplify right side
    161,581.26x = 21,644,438,917.99
  5. Step 5: Solve for x
    x = 21,644,438,917.99/161,581.26
  6. Step 6: Final answer
    x = 133,953.89

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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.