Home / 156,940.85-235,393.05-44,638.40

Finding the Fourth Proportional to 156,940.85, 235,393.05 and 44,638.40

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Solution

The fourth proportional to 156,940.85, 235,393.05 and 44,638.40 is: 66,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,940.85 : 235,393.05 = 44,638.40 : x
  2. Step 2: Convert to fraction form
    156,940.85/235,393.05 = 44,638.40/x
  3. Step 3: Cross multiply
    156,940.85x = 235,393.05 × 44,638.40
  4. Step 4: Simplify right side
    156,940.85x = 10,507,569,123.12
  5. Step 5: Solve for x
    x = 10,507,569,123.12/156,940.85
  6. Step 6: Final answer
    x = 66,952.42

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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.