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Finding the Fourth Proportional to 93,770.93, 140,641.23 and 34,634.45

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Solution

The fourth proportional to 93,770.93, 140,641.23 and 34,634.45 is: 51,946.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,770.93 : 140,641.23 = 34,634.45 : x
  2. Step 2: Convert to fraction form
    93,770.93/140,641.23 = 34,634.45/x
  3. Step 3: Cross multiply
    93,770.93x = 140,641.23 × 34,634.45
  4. Step 4: Simplify right side
    93,770.93x = 4,871,031,648.37
  5. Step 5: Solve for x
    x = 4,871,031,648.37/93,770.93
  6. Step 6: Final answer
    x = 51,946.07

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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.