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Finding the Fourth Proportional to 93,645.48, 140,402.48 and 34,473.56

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Solution

The fourth proportional to 93,645.48, 140,402.48 and 34,473.56 is: 51,686.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,645.48 : 140,402.48 = 34,473.56 : x
  2. Step 2: Convert to fraction form
    93,645.48/140,402.48 = 34,473.56/x
  3. Step 3: Cross multiply
    93,645.48x = 140,402.48 × 34,473.56
  4. Step 4: Simplify right side
    93,645.48x = 4,840,173,318.43
  5. Step 5: Solve for x
    x = 4,840,173,318.43/93,645.48
  6. Step 6: Final answer
    x = 51,686.14

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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.