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Finding the Fourth Proportional to 93,994.68, 140,992.02 and 47,214.76

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Solution

The fourth proportional to 93,994.68, 140,992.02 and 47,214.76 is: 70,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,994.68 : 140,992.02 = 47,214.76 : x
  2. Step 2: Convert to fraction form
    93,994.68/140,992.02 = 47,214.76/x
  3. Step 3: Cross multiply
    93,994.68x = 140,992.02 × 47,214.76
  4. Step 4: Simplify right side
    93,994.68x = 6,656,904,386.22
  5. Step 5: Solve for x
    x = 6,656,904,386.22/93,994.68
  6. Step 6: Final answer
    x = 70,822.14

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Similar ratio
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1.5x scale

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.