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Finding the Fourth Proportional to 235,654.32, 353,252.82 and 93,453

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Solution

The fourth proportional to 235,654.32, 353,252.82 and 93,453 is: 140,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,654.32 : 353,252.82 = 93,453 : x
  2. Step 2: Convert to fraction form
    235,654.32/353,252.82 = 93,453/x
  3. Step 3: Cross multiply
    235,654.32x = 353,252.82 × 93,453
  4. Step 4: Simplify right side
    235,654.32x = 33,012,535,787.46
  5. Step 5: Solve for x
    x = 33,012,535,787.46/235,654.32
  6. Step 6: Final answer
    x = 140,088.82

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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.