Home / 234,275.76-351,412.68-56,782.56

Finding the Fourth Proportional to 234,275.76, 351,412.68 and 56,782.56

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Solution

The fourth proportional to 234,275.76, 351,412.68 and 56,782.56 is: 85,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,275.76 : 351,412.68 = 56,782.56 : x
  2. Step 2: Convert to fraction form
    234,275.76/351,412.68 = 56,782.56/x
  3. Step 3: Cross multiply
    234,275.76x = 351,412.68 × 56,782.56
  4. Step 4: Simplify right side
    234,275.76x = 19,954,111,586.86
  5. Step 5: Solve for x
    x = 19,954,111,586.86/234,275.76
  6. Step 6: Final answer
    x = 85,173.61

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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.