Home / 104,139.09-156,176.30-37,570.54

Finding the Fourth Proportional to 104,139.09, 156,176.30 and 37,570.54

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Solution

The fourth proportional to 104,139.09, 156,176.30 and 37,570.54 is: 56,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,139.09 : 156,176.30 = 37,570.54 : x
  2. Step 2: Convert to fraction form
    104,139.09/156,176.30 = 37,570.54/x
  3. Step 3: Cross multiply
    104,139.09x = 156,176.30 × 37,570.54
  4. Step 4: Simplify right side
    104,139.09x = 5,867,627,926.20
  5. Step 5: Solve for x
    x = 5,867,627,926.20/104,139.09
  6. Step 6: Final answer
    x = 56,344.14

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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.