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Finding the Fourth Proportional to 146,376.92, 202,000.08 and 79,308.92

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Solution

The fourth proportional to 146,376.92, 202,000.08 and 79,308.92 is: 109,446.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,376.92 : 202,000.08 = 79,308.92 : x
  2. Step 2: Convert to fraction form
    146,376.92/202,000.08 = 79,308.92/x
  3. Step 3: Cross multiply
    146,376.92x = 202,000.08 × 79,308.92
  4. Step 4: Simplify right side
    146,376.92x = 16,020,408,184.71
  5. Step 5: Solve for x
    x = 16,020,408,184.71/146,376.92
  6. Step 6: Final answer
    x = 109,446.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.