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Finding the Fourth Proportional to 104,677.92, 144,407.88 and 62,212.32

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Solution

The fourth proportional to 104,677.92, 144,407.88 and 62,212.32 is: 85,824.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,677.92 : 144,407.88 = 62,212.32 : x
  2. Step 2: Convert to fraction form
    104,677.92/144,407.88 = 62,212.32/x
  3. Step 3: Cross multiply
    104,677.92x = 144,407.88 × 62,212.32
  4. Step 4: Simplify right side
    104,677.92x = 8,983,949,241.08
  5. Step 5: Solve for x
    x = 8,983,949,241.08/104,677.92
  6. Step 6: Final answer
    x = 85,824.68

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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.