Home / 154,495.35-231,555.90-65,562.03

Finding the Fourth Proportional to 154,495.35, 231,555.90 and 65,562.03

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Solution

The fourth proportional to 154,495.35, 231,555.90 and 65,562.03 is: 98,263.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,495.35 : 231,555.90 = 65,562.03 : x
  2. Step 2: Convert to fraction form
    154,495.35/231,555.90 = 65,562.03/x
  3. Step 3: Cross multiply
    154,495.35x = 231,555.90 × 65,562.03
  4. Step 4: Simplify right side
    154,495.35x = 15,181,274,862.48
  5. Step 5: Solve for x
    x = 15,181,274,862.48/154,495.35
  6. Step 6: Final answer
    x = 98,263.64

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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.