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Finding the Fourth Proportional to 191,364.66, 264,055.14 and 114,867.54

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Solution

The fourth proportional to 191,364.66, 264,055.14 and 114,867.54 is: 158,500.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,364.66 : 264,055.14 = 114,867.54 : x
  2. Step 2: Convert to fraction form
    191,364.66/264,055.14 = 114,867.54/x
  3. Step 3: Cross multiply
    191,364.66x = 264,055.14 × 114,867.54
  4. Step 4: Simplify right side
    191,364.66x = 30,331,364,356.16
  5. Step 5: Solve for x
    x = 30,331,364,356.16/191,364.66
  6. Step 6: Final answer
    x = 158,500.34

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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.