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Finding the Fourth Proportional to 70,177.49, 96,844.86 and 37,912.11

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Solution

The fourth proportional to 70,177.49, 96,844.86 and 37,912.11 is: 52,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,177.49 : 96,844.86 = 37,912.11 : x
  2. Step 2: Convert to fraction form
    70,177.49/96,844.86 = 37,912.11/x
  3. Step 3: Cross multiply
    70,177.49x = 96,844.86 × 37,912.11
  4. Step 4: Simplify right side
    70,177.49x = 3,671,592,985.25
  5. Step 5: Solve for x
    x = 3,671,592,985.25/70,177.49
  6. Step 6: Final answer
    x = 52,318.67

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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.