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Finding the Fourth Proportional to 172,358.04, 237,826.62 and 104,363.40

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Solution

The fourth proportional to 172,358.04, 237,826.62 and 104,363.40 is: 144,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,358.04 : 237,826.62 = 104,363.40 : x
  2. Step 2: Convert to fraction form
    172,358.04/237,826.62 = 104,363.40/x
  3. Step 3: Cross multiply
    172,358.04x = 237,826.62 × 104,363.40
  4. Step 4: Simplify right side
    172,358.04x = 24,820,394,673.71
  5. Step 5: Solve for x
    x = 24,820,394,673.71/172,358.04
  6. Step 6: Final answer
    x = 144,004.86

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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.