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Finding the Fourth Proportional to 232,572.72, 348,391.98 and 106,038.91

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Solution

The fourth proportional to 232,572.72, 348,391.98 and 106,038.91 is: 158,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,572.72 : 348,391.98 = 106,038.91 : x
  2. Step 2: Convert to fraction form
    232,572.72/348,391.98 = 106,038.91/x
  3. Step 3: Cross multiply
    232,572.72x = 348,391.98 × 106,038.91
  4. Step 4: Simplify right side
    232,572.72x = 36,943,106,247.43
  5. Step 5: Solve for x
    x = 36,943,106,247.43/232,572.72
  6. Step 6: Final answer
    x = 158,845.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.