Home / 168,403.60-232,422.51-104,761.90

Finding the Fourth Proportional to 168,403.60, 232,422.51 and 104,761.90

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Solution

The fourth proportional to 168,403.60, 232,422.51 and 104,761.90 is: 144,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,403.60 : 232,422.51 = 104,761.90 : x
  2. Step 2: Convert to fraction form
    168,403.60/232,422.51 = 104,761.90/x
  3. Step 3: Cross multiply
    168,403.60x = 232,422.51 × 104,761.90
  4. Step 4: Simplify right side
    168,403.60x = 24,349,023,750.37
  5. Step 5: Solve for x
    x = 24,349,023,750.37/168,403.60
  6. Step 6: Final answer
    x = 144,587.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.