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Finding the Fourth Proportional to 191,569.92, 264,340.48 and 106,670.08

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Solution

The fourth proportional to 191,569.92, 264,340.48 and 106,670.08 is: 147,190.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,569.92 : 264,340.48 = 106,670.08 : x
  2. Step 2: Convert to fraction form
    191,569.92/264,340.48 = 106,670.08/x
  3. Step 3: Cross multiply
    191,569.92x = 264,340.48 × 106,670.08
  4. Step 4: Simplify right side
    191,569.92x = 28,197,220,148.84
  5. Step 5: Solve for x
    x = 28,197,220,148.84/191,569.92
  6. Step 6: Final answer
    x = 147,190.23

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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.