Home / 175,234.70-263,024.85-86,588.30

Finding the Fourth Proportional to 175,234.70, 263,024.85 and 86,588.30

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Solution

The fourth proportional to 175,234.70, 263,024.85 and 86,588.30 is: 129,967.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,234.70 : 263,024.85 = 86,588.30 : x
  2. Step 2: Convert to fraction form
    175,234.70/263,024.85 = 86,588.30/x
  3. Step 3: Cross multiply
    175,234.70x = 263,024.85 × 86,588.30
  4. Step 4: Simplify right side
    175,234.70x = 22,774,874,619.26
  5. Step 5: Solve for x
    x = 22,774,874,619.26/175,234.70
  6. Step 6: Final answer
    x = 129,967.84

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1.5x scale

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.