Home / 127,961.92-176,586.22-70,601.70

Finding the Fourth Proportional to 127,961.92, 176,586.22 and 70,601.70

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Solution

The fourth proportional to 127,961.92, 176,586.22 and 70,601.70 is: 97,429.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,961.92 : 176,586.22 = 70,601.70 : x
  2. Step 2: Convert to fraction form
    127,961.92/176,586.22 = 70,601.70/x
  3. Step 3: Cross multiply
    127,961.92x = 176,586.22 × 70,601.70
  4. Step 4: Simplify right side
    127,961.92x = 12,467,288,079.02
  5. Step 5: Solve for x
    x = 12,467,288,079.02/127,961.92
  6. Step 6: Final answer
    x = 97,429.67

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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.