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Finding the Fourth Proportional to 191,551.27, 264,340.75 and 111,025.51

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Solution

The fourth proportional to 191,551.27, 264,340.75 and 111,025.51 is: 153,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,551.27 : 264,340.75 = 111,025.51 : x
  2. Step 2: Convert to fraction form
    191,551.27/264,340.75 = 111,025.51/x
  3. Step 3: Cross multiply
    191,551.27x = 264,340.75 × 111,025.51
  4. Step 4: Simplify right side
    191,551.27x = 29,348,566,582.53
  5. Step 5: Solve for x
    x = 29,348,566,582.53/191,551.27
  6. Step 6: Final answer
    x = 153,215.20

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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.