Home / 154,347.48-231,530.22-59,578.16

Finding the Fourth Proportional to 154,347.48, 231,530.22 and 59,578.16

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Solution

The fourth proportional to 154,347.48, 231,530.22 and 59,578.16 is: 89,370.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,347.48 : 231,530.22 = 59,578.16 : x
  2. Step 2: Convert to fraction form
    154,347.48/231,530.22 = 59,578.16/x
  3. Step 3: Cross multiply
    154,347.48x = 231,530.22 × 59,578.16
  4. Step 4: Simplify right side
    154,347.48x = 13,794,143,334.34
  5. Step 5: Solve for x
    x = 13,794,143,334.34/154,347.48
  6. Step 6: Final answer
    x = 89,370.71

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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.