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Finding the Fourth Proportional to 70,688.97, 97,511.85 and 44,800.16

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Solution

The fourth proportional to 70,688.97, 97,511.85 and 44,800.16 is: 61,799.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,688.97 : 97,511.85 = 44,800.16 : x
  2. Step 2: Convert to fraction form
    70,688.97/97,511.85 = 44,800.16/x
  3. Step 3: Cross multiply
    70,688.97x = 97,511.85 × 44,800.16
  4. Step 4: Simplify right side
    70,688.97x = 4,368,545,994.34
  5. Step 5: Solve for x
    x = 4,368,545,994.34/70,688.97
  6. Step 6: Final answer
    x = 61,799.54

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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.