Home / 154,398.89-231,437.77-59,694.12

Finding the Fourth Proportional to 154,398.89, 231,437.77 and 59,694.12

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Solution

The fourth proportional to 154,398.89, 231,437.77 and 59,694.12 is: 89,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,398.89 : 231,437.77 = 59,694.12 : x
  2. Step 2: Convert to fraction form
    154,398.89/231,437.77 = 59,694.12/x
  3. Step 3: Cross multiply
    154,398.89x = 231,437.77 × 59,694.12
  4. Step 4: Simplify right side
    154,398.89x = 13,815,473,865.68
  5. Step 5: Solve for x
    x = 13,815,473,865.68/154,398.89
  6. Step 6: Final answer
    x = 89,479.10

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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.