Home / 156,918.75-235,364.78-62,123.15

Finding the Fourth Proportional to 156,918.75, 235,364.78 and 62,123.15

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Solution

The fourth proportional to 156,918.75, 235,364.78 and 62,123.15 is: 93,179.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,918.75 : 235,364.78 = 62,123.15 : x
  2. Step 2: Convert to fraction form
    156,918.75/235,364.78 = 62,123.15/x
  3. Step 3: Cross multiply
    156,918.75x = 235,364.78 × 62,123.15
  4. Step 4: Simplify right side
    156,918.75x = 14,621,600,045.22
  5. Step 5: Solve for x
    x = 14,621,600,045.22/156,918.75
  6. Step 6: Final answer
    x = 93,179.43

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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.