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Finding the Fourth Proportional to 191,607.57, 264,405.66 and 111,020.73

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Solution

The fourth proportional to 191,607.57, 264,405.66 and 111,020.73 is: 153,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,607.57 : 264,405.66 = 111,020.73 : x
  2. Step 2: Convert to fraction form
    191,607.57/264,405.66 = 111,020.73/x
  3. Step 3: Cross multiply
    191,607.57x = 264,405.66 × 111,020.73
  4. Step 4: Simplify right side
    191,607.57x = 29,354,509,389.33
  5. Step 5: Solve for x
    x = 29,354,509,389.33/191,607.57
  6. Step 6: Final answer
    x = 153,201.20

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1.5x scale

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.