Home / 154,549.60-231,824.40-43,741.60

Finding the Fourth Proportional to 154,549.60, 231,824.40 and 43,741.60

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Solution

The fourth proportional to 154,549.60, 231,824.40 and 43,741.60 is: 65,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,549.60 : 231,824.40 = 43,741.60 : x
  2. Step 2: Convert to fraction form
    154,549.60/231,824.40 = 43,741.60/x
  3. Step 3: Cross multiply
    154,549.60x = 231,824.40 × 43,741.60
  4. Step 4: Simplify right side
    154,549.60x = 10,140,370,175.04
  5. Step 5: Solve for x
    x = 10,140,370,175.04/154,549.60
  6. Step 6: Final answer
    x = 65,612.40

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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.