Home / 156,253.20-235,044.94-141,638.36

Finding the Fourth Proportional to 156,253.20, 235,044.94 and 141,638.36

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Solution

The fourth proportional to 156,253.20, 235,044.94 and 141,638.36 is: 213,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,253.20 : 235,044.94 = 141,638.36 : x
  2. Step 2: Convert to fraction form
    156,253.20/235,044.94 = 141,638.36/x
  3. Step 3: Cross multiply
    156,253.20x = 235,044.94 × 141,638.36
  4. Step 4: Simplify right side
    156,253.20x = 33,291,379,827.90
  5. Step 5: Solve for x
    x = 33,291,379,827.90/156,253.20
  6. Step 6: Final answer
    x = 213,060.47

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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.