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Finding the Fourth Proportional to 93,755.08, 129,381.54 and 50,734.54

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Solution

The fourth proportional to 93,755.08, 129,381.54 and 50,734.54 is: 70,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,755.08 : 129,381.54 = 50,734.54 : x
  2. Step 2: Convert to fraction form
    93,755.08/129,381.54 = 50,734.54/x
  3. Step 3: Cross multiply
    93,755.08x = 129,381.54 × 50,734.54
  4. Step 4: Simplify right side
    93,755.08x = 6,564,112,269.48
  5. Step 5: Solve for x
    x = 6,564,112,269.48/93,755.08
  6. Step 6: Final answer
    x = 70,013.41

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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.