Home / 197,514.92-272,570.42-111,492.01

Finding the Fourth Proportional to 197,514.92, 272,570.42 and 111,492.01

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Solution

The fourth proportional to 197,514.92, 272,570.42 and 111,492.01 is: 153,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,514.92 : 272,570.42 = 111,492.01 : x
  2. Step 2: Convert to fraction form
    197,514.92/272,570.42 = 111,492.01/x
  3. Step 3: Cross multiply
    197,514.92x = 272,570.42 × 111,492.01
  4. Step 4: Simplify right side
    197,514.92x = 30,389,423,984.64
  5. Step 5: Solve for x
    x = 30,389,423,984.64/197,514.92
  6. Step 6: Final answer
    x = 153,858.88

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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.