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Finding the Fourth Proportional to 191,818.63, 264,710.33 and 111,293.83

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Solution

The fourth proportional to 191,818.63, 264,710.33 and 111,293.83 is: 153,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,818.63 : 264,710.33 = 111,293.83 : x
  2. Step 2: Convert to fraction form
    191,818.63/264,710.33 = 111,293.83/x
  3. Step 3: Cross multiply
    191,818.63x = 264,710.33 × 111,293.83
  4. Step 4: Simplify right side
    191,818.63x = 29,460,626,466.26
  5. Step 5: Solve for x
    x = 29,460,626,466.26/191,818.63
  6. Step 6: Final answer
    x = 153,585.85

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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.