Home / 197,537.52-272,554.35-120,011.61

Finding the Fourth Proportional to 197,537.52, 272,554.35 and 120,011.61

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Solution

The fourth proportional to 197,537.52, 272,554.35 and 120,011.61 is: 165,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,537.52 : 272,554.35 = 120,011.61 : x
  2. Step 2: Convert to fraction form
    197,537.52/272,554.35 = 120,011.61/x
  3. Step 3: Cross multiply
    197,537.52x = 272,554.35 × 120,011.61
  4. Step 4: Simplify right side
    197,537.52x = 32,709,686,928.04
  5. Step 5: Solve for x
    x = 32,709,686,928.04/197,537.52
  6. Step 6: Final answer
    x = 165,587.21

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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.