Home / 104,137.40-156,113.94-48,718.52

Finding the Fourth Proportional to 104,137.40, 156,113.94 and 48,718.52

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Solution

The fourth proportional to 104,137.40, 156,113.94 and 48,718.52 is: 73,034.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,137.40 : 156,113.94 = 48,718.52 : x
  2. Step 2: Convert to fraction form
    104,137.40/156,113.94 = 48,718.52/x
  3. Step 3: Cross multiply
    104,137.40x = 156,113.94 × 48,718.52
  4. Step 4: Simplify right side
    104,137.40x = 7,605,640,108.17
  5. Step 5: Solve for x
    x = 7,605,640,108.17/104,137.40
  6. Step 6: Final answer
    x = 73,034.66

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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.