Home / 162,221.29-223,858.53-93,305.51

Finding the Fourth Proportional to 162,221.29, 223,858.53 and 93,305.51

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Solution

The fourth proportional to 162,221.29, 223,858.53 and 93,305.51 is: 128,757.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,221.29 : 223,858.53 = 93,305.51 : x
  2. Step 2: Convert to fraction form
    162,221.29/223,858.53 = 93,305.51/x
  3. Step 3: Cross multiply
    162,221.29x = 223,858.53 × 93,305.51
  4. Step 4: Simplify right side
    162,221.29x = 20,887,233,649.27
  5. Step 5: Solve for x
    x = 20,887,233,649.27/162,221.29
  6. Step 6: Final answer
    x = 128,757.66

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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.