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Finding the Fourth Proportional to 232,612.70, 348,927.93 and 72,703.35

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Solution

The fourth proportional to 232,612.70, 348,927.93 and 72,703.35 is: 109,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,612.70 : 348,927.93 = 72,703.35 : x
  2. Step 2: Convert to fraction form
    232,612.70/348,927.93 = 72,703.35/x
  3. Step 3: Cross multiply
    232,612.70x = 348,927.93 × 72,703.35
  4. Step 4: Simplify right side
    232,612.70x = 25,368,229,419.57
  5. Step 5: Solve for x
    x = 25,368,229,419.57/232,612.70
  6. Step 6: Final answer
    x = 109,057.80

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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.