Home / 226,861.35-340,341.30-69,085.68

Finding the Fourth Proportional to 226,861.35, 340,341.30 and 69,085.68

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Solution

The fourth proportional to 226,861.35, 340,341.30 and 69,085.68 is: 103,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,861.35 : 340,341.30 = 69,085.68 : x
  2. Step 2: Convert to fraction form
    226,861.35/340,341.30 = 69,085.68/x
  3. Step 3: Cross multiply
    226,861.35x = 340,341.30 × 69,085.68
  4. Step 4: Simplify right side
    226,861.35x = 23,512,710,142.58
  5. Step 5: Solve for x
    x = 23,512,710,142.58/226,861.35
  6. Step 6: Final answer
    x = 103,643.53

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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.