Home / 127,961.54-176,586.41-70,604.42

Finding the Fourth Proportional to 127,961.54, 176,586.41 and 70,604.42

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Solution

The fourth proportional to 127,961.54, 176,586.41 and 70,604.42 is: 97,433.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,961.54 : 176,586.41 = 70,604.42 : x
  2. Step 2: Convert to fraction form
    127,961.54/176,586.41 = 70,604.42/x
  3. Step 3: Cross multiply
    127,961.54x = 176,586.41 × 70,604.42
  4. Step 4: Simplify right side
    127,961.54x = 12,467,781,675.91
  5. Step 5: Solve for x
    x = 12,467,781,675.91/127,961.54
  6. Step 6: Final answer
    x = 97,433.82

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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.