Home / 104,117.58-156,138.69-37,539.81

Finding the Fourth Proportional to 104,117.58, 156,138.69 and 37,539.81

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Solution

The fourth proportional to 104,117.58, 156,138.69 and 37,539.81 is: 56,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,117.58 : 156,138.69 = 37,539.81 : x
  2. Step 2: Convert to fraction form
    104,117.58/156,138.69 = 37,539.81/x
  3. Step 3: Cross multiply
    104,117.58x = 156,138.69 × 37,539.81
  4. Step 4: Simplify right side
    104,117.58x = 5,861,416,756.25
  5. Step 5: Solve for x
    x = 5,861,416,756.25/104,117.58
  6. Step 6: Final answer
    x = 56,296.13

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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.