Home / 104,104.10-156,132.76-47,890.22

Finding the Fourth Proportional to 104,104.10, 156,132.76 and 47,890.22

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Solution

The fourth proportional to 104,104.10, 156,132.76 and 47,890.22 is: 71,824.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,104.10 : 156,132.76 = 47,890.22 : x
  2. Step 2: Convert to fraction form
    104,104.10/156,132.76 = 47,890.22/x
  3. Step 3: Cross multiply
    104,104.10x = 156,132.76 × 47,890.22
  4. Step 4: Simplify right side
    104,104.10x = 7,477,232,225.61
  5. Step 5: Solve for x
    x = 7,477,232,225.61/104,104.10
  6. Step 6: Final answer
    x = 71,824.57

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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.