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Finding the Fourth Proportional to 116,787.60, 175,224.60 and 37,904.40

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Solution

The fourth proportional to 116,787.60, 175,224.60 and 37,904.40 is: 56,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,787.60 : 175,224.60 = 37,904.40 : x
  2. Step 2: Convert to fraction form
    116,787.60/175,224.60 = 37,904.40/x
  3. Step 3: Cross multiply
    116,787.60x = 175,224.60 × 37,904.40
  4. Step 4: Simplify right side
    116,787.60x = 6,641,783,328.24
  5. Step 5: Solve for x
    x = 6,641,783,328.24/116,787.60
  6. Step 6: Final answer
    x = 56,870.62

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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.