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Finding the Fourth Proportional to 191,794.04, 287,680.66 and 58,674.31

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Solution

The fourth proportional to 191,794.04, 287,680.66 and 58,674.31 is: 88,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,794.04 : 287,680.66 = 58,674.31 : x
  2. Step 2: Convert to fraction form
    191,794.04/287,680.66 = 58,674.31/x
  3. Step 3: Cross multiply
    191,794.04x = 287,680.66 × 58,674.31
  4. Step 4: Simplify right side
    191,794.04x = 16,879,464,438.76
  5. Step 5: Solve for x
    x = 16,879,464,438.76/191,794.04
  6. Step 6: Final answer
    x = 88,008.28

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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.