Home / 252,081.74-347,859.06-156,586.70

Finding the Fourth Proportional to 252,081.74, 347,859.06 and 156,586.70

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Solution

The fourth proportional to 252,081.74, 347,859.06 and 156,586.70 is: 216,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,081.74 : 347,859.06 = 156,586.70 : x
  2. Step 2: Convert to fraction form
    252,081.74/347,859.06 = 156,586.70/x
  3. Step 3: Cross multiply
    252,081.74x = 347,859.06 × 156,586.70
  4. Step 4: Simplify right side
    252,081.74x = 54,470,102,270.50
  5. Step 5: Solve for x
    x = 54,470,102,270.50/252,081.74
  6. Step 6: Final answer
    x = 216,081.11

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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.