Home / 104,402.64-156,603.96-25,516.76

Finding the Fourth Proportional to 104,402.64, 156,603.96 and 25,516.76

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Solution

The fourth proportional to 104,402.64, 156,603.96 and 25,516.76 is: 38,275.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,402.64 : 156,603.96 = 25,516.76 : x
  2. Step 2: Convert to fraction form
    104,402.64/156,603.96 = 25,516.76/x
  3. Step 3: Cross multiply
    104,402.64x = 156,603.96 × 25,516.76
  4. Step 4: Simplify right side
    104,402.64x = 3,996,025,662.37
  5. Step 5: Solve for x
    x = 3,996,025,662.37/104,402.64
  6. Step 6: Final answer
    x = 38,275.14

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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.