Home / 104,275.65-156,410.44-25,388.74

Finding the Fourth Proportional to 104,275.65, 156,410.44 and 25,388.74

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Solution

The fourth proportional to 104,275.65, 156,410.44 and 25,388.74 is: 38,082.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,275.65 : 156,410.44 = 25,388.74 : x
  2. Step 2: Convert to fraction form
    104,275.65/156,410.44 = 25,388.74/x
  3. Step 3: Cross multiply
    104,275.65x = 156,410.44 × 25,388.74
  4. Step 4: Simplify right side
    104,275.65x = 3,971,064,269.30
  5. Step 5: Solve for x
    x = 3,971,064,269.30/104,275.65
  6. Step 6: Final answer
    x = 38,082.37

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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.