Home / 117,040.36-161,514.54-63,324.20

Finding the Fourth Proportional to 117,040.36, 161,514.54 and 63,324.20

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Solution

The fourth proportional to 117,040.36, 161,514.54 and 63,324.20 is: 87,386.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,040.36 : 161,514.54 = 63,324.20 : x
  2. Step 2: Convert to fraction form
    117,040.36/161,514.54 = 63,324.20/x
  3. Step 3: Cross multiply
    117,040.36x = 161,514.54 × 63,324.20
  4. Step 4: Simplify right side
    117,040.36x = 10,227,778,226.30
  5. Step 5: Solve for x
    x = 10,227,778,226.30/117,040.36
  6. Step 6: Final answer
    x = 87,386.77

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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.