Home / 154,376.70-231,507.45-60,863.10

Finding the Fourth Proportional to 154,376.70, 231,507.45 and 60,863.10

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Solution

The fourth proportional to 154,376.70, 231,507.45 and 60,863.10 is: 91,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,376.70 : 231,507.45 = 60,863.10 : x
  2. Step 2: Convert to fraction form
    154,376.70/231,507.45 = 60,863.10/x
  3. Step 3: Cross multiply
    154,376.70x = 231,507.45 × 60,863.10
  4. Step 4: Simplify right side
    154,376.70x = 14,090,261,080.10
  5. Step 5: Solve for x
    x = 14,090,261,080.10/154,376.70
  6. Step 6: Final answer
    x = 91,271.94

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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.