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Finding the Fourth Proportional to 176,794.52, 243,956.41 and 104,192.93

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Solution

The fourth proportional to 176,794.52, 243,956.41 and 104,192.93 is: 143,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,794.52 : 243,956.41 = 104,192.93 : x
  2. Step 2: Convert to fraction form
    176,794.52/243,956.41 = 104,192.93/x
  3. Step 3: Cross multiply
    176,794.52x = 243,956.41 × 104,192.93
  4. Step 4: Simplify right side
    176,794.52x = 25,418,533,499.59
  5. Step 5: Solve for x
    x = 25,418,533,499.59/176,794.52
  6. Step 6: Final answer
    x = 143,774.45

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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.