Home / 191,632.09-264,393.75-111,044.05

Finding the Fourth Proportional to 191,632.09, 264,393.75 and 111,044.05

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Solution

The fourth proportional to 191,632.09, 264,393.75 and 111,044.05 is: 153,206.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,632.09 : 264,393.75 = 111,044.05 : x
  2. Step 2: Convert to fraction form
    191,632.09/264,393.75 = 111,044.05/x
  3. Step 3: Cross multiply
    191,632.09x = 264,393.75 × 111,044.05
  4. Step 4: Simplify right side
    191,632.09x = 29,359,352,794.69
  5. Step 5: Solve for x
    x = 29,359,352,794.69/191,632.09
  6. Step 6: Final answer
    x = 153,206.87

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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.