Home / 173,481.72-239,331.45-116,139.51

Finding the Fourth Proportional to 173,481.72, 239,331.45 and 116,139.51

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Solution

The fourth proportional to 173,481.72, 239,331.45 and 116,139.51 is: 160,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,481.72 : 239,331.45 = 116,139.51 : x
  2. Step 2: Convert to fraction form
    173,481.72/239,331.45 = 116,139.51/x
  3. Step 3: Cross multiply
    173,481.72x = 239,331.45 × 116,139.51
  4. Step 4: Simplify right side
    173,481.72x = 27,795,837,330.59
  5. Step 5: Solve for x
    x = 27,795,837,330.59/173,481.72
  6. Step 6: Final answer
    x = 160,223.44

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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.