Home / 197,180.10-272,239.91-116,633.50

Finding the Fourth Proportional to 197,180.10, 272,239.91 and 116,633.50

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Solution

The fourth proportional to 197,180.10, 272,239.91 and 116,633.50 is: 161,031.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,180.10 : 272,239.91 = 116,633.50 : x
  2. Step 2: Convert to fraction form
    197,180.10/272,239.91 = 116,633.50/x
  3. Step 3: Cross multiply
    197,180.10x = 272,239.91 × 116,633.50
  4. Step 4: Simplify right side
    197,180.10x = 31,752,293,542.99
  5. Step 5: Solve for x
    x = 31,752,293,542.99/197,180.10
  6. Step 6: Final answer
    x = 161,031.94

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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.