Home / 168,403.10-232,421.82-104,761.40

Finding the Fourth Proportional to 168,403.10, 232,421.82 and 104,761.40

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Solution

The fourth proportional to 168,403.10, 232,421.82 and 104,761.40 is: 144,586.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,403.10 : 232,421.82 = 104,761.40 : x
  2. Step 2: Convert to fraction form
    168,403.10/232,421.82 = 104,761.40/x
  3. Step 3: Cross multiply
    168,403.10x = 232,421.82 × 104,761.40
  4. Step 4: Simplify right side
    168,403.10x = 24,348,835,253.75
  5. Step 5: Solve for x
    x = 24,348,835,253.75/168,403.10
  6. Step 6: Final answer
    x = 144,586.62

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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.