Home / 146,586.70-220,366.05-127,341.10

Finding the Fourth Proportional to 146,586.70, 220,366.05 and 127,341.10

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Solution

The fourth proportional to 146,586.70, 220,366.05 and 127,341.10 is: 191,433.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,586.70 : 220,366.05 = 127,341.10 : x
  2. Step 2: Convert to fraction form
    146,586.70/220,366.05 = 127,341.10/x
  3. Step 3: Cross multiply
    146,586.70x = 220,366.05 × 127,341.10
  4. Step 4: Simplify right side
    146,586.70x = 28,061,655,209.66
  5. Step 5: Solve for x
    x = 28,061,655,209.66/146,586.70
  6. Step 6: Final answer
    x = 191,433.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.