Home / 156,476.74-234,744.30-71,093.58

Finding the Fourth Proportional to 156,476.74, 234,744.30 and 71,093.58

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Solution

The fourth proportional to 156,476.74, 234,744.30 and 71,093.58 is: 106,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,476.74 : 234,744.30 = 71,093.58 : x
  2. Step 2: Convert to fraction form
    156,476.74/234,744.30 = 71,093.58/x
  3. Step 3: Cross multiply
    156,476.74x = 234,744.30 × 71,093.58
  4. Step 4: Simplify right side
    156,476.74x = 16,688,812,671.59
  5. Step 5: Solve for x
    x = 16,688,812,671.59/156,476.74
  6. Step 6: Final answer
    x = 106,653.63

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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.