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Finding the Fourth Proportional to 70,754.34, 97,624.08 and 47,826.91

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Solution

The fourth proportional to 70,754.34, 97,624.08 and 47,826.91 is: 65,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,754.34 : 97,624.08 = 47,826.91 : x
  2. Step 2: Convert to fraction form
    70,754.34/97,624.08 = 47,826.91/x
  3. Step 3: Cross multiply
    70,754.34x = 97,624.08 × 47,826.91
  4. Step 4: Simplify right side
    70,754.34x = 4,669,058,087.99
  5. Step 5: Solve for x
    x = 4,669,058,087.99/70,754.34
  6. Step 6: Final answer
    x = 65,989.71

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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.