Home / 191,767.12-264,639-106,882.48

Finding the Fourth Proportional to 191,767.12, 264,639 and 106,882.48

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Solution

The fourth proportional to 191,767.12, 264,639 and 106,882.48 is: 147,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,767.12 : 264,639 = 106,882.48 : x
  2. Step 2: Convert to fraction form
    191,767.12/264,639 = 106,882.48/x
  3. Step 3: Cross multiply
    191,767.12x = 264,639 × 106,882.48
  4. Step 4: Simplify right side
    191,767.12x = 28,285,272,624.72
  5. Step 5: Solve for x
    x = 28,285,272,624.72/191,767.12
  6. Step 6: Final answer
    x = 147,498.03

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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.