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Finding the Fourth Proportional to 34,808.01, 48,035.10 and 18,892.47

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Solution

The fourth proportional to 34,808.01, 48,035.10 and 18,892.47 is: 26,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,808.01 : 48,035.10 = 18,892.47 : x
  2. Step 2: Convert to fraction form
    34,808.01/48,035.10 = 18,892.47/x
  3. Step 3: Cross multiply
    34,808.01x = 48,035.10 × 18,892.47
  4. Step 4: Simplify right side
    34,808.01x = 907,501,591.23
  5. Step 5: Solve for x
    x = 907,501,591.23/34,808.01
  6. Step 6: Final answer
    x = 26,071.63

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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.