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Finding the Fourth Proportional to 191,573.02, 264,370.67 and 111,047.22

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Solution

The fourth proportional to 191,573.02, 264,370.67 and 111,047.22 is: 153,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,573.02 : 264,370.67 = 111,047.22 : x
  2. Step 2: Convert to fraction form
    191,573.02/264,370.67 = 111,047.22/x
  3. Step 3: Cross multiply
    191,573.02x = 264,370.67 × 111,047.22
  4. Step 4: Simplify right side
    191,573.02x = 29,357,627,953.04
  5. Step 5: Solve for x
    x = 29,357,627,953.04/191,573.02
  6. Step 6: Final answer
    x = 153,245.11

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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.