Home / 87,324.89-120,506.73-48,565.10

Finding the Fourth Proportional to 87,324.89, 120,506.73 and 48,565.10

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Solution

The fourth proportional to 87,324.89, 120,506.73 and 48,565.10 is: 67,018.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,324.89 : 120,506.73 = 48,565.10 : x
  2. Step 2: Convert to fraction form
    87,324.89/120,506.73 = 48,565.10/x
  3. Step 3: Cross multiply
    87,324.89x = 120,506.73 × 48,565.10
  4. Step 4: Simplify right side
    87,324.89x = 5,852,421,393.12
  5. Step 5: Solve for x
    x = 5,852,421,393.12/87,324.89
  6. Step 6: Final answer
    x = 67,018.94

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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.