Home / 104,254.29-156,392.37-34,139.07

Finding the Fourth Proportional to 104,254.29, 156,392.37 and 34,139.07

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Solution

The fourth proportional to 104,254.29, 156,392.37 and 34,139.07 is: 51,212.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,254.29 : 156,392.37 = 34,139.07 : x
  2. Step 2: Convert to fraction form
    104,254.29/156,392.37 = 34,139.07/x
  3. Step 3: Cross multiply
    104,254.29x = 156,392.37 × 34,139.07
  4. Step 4: Simplify right side
    104,254.29x = 5,339,090,066.90
  5. Step 5: Solve for x
    x = 5,339,090,066.90/104,254.29
  6. Step 6: Final answer
    x = 51,212.19

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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.