Home / 154,037.40-231,056.10-48,864.60

Finding the Fourth Proportional to 154,037.40, 231,056.10 and 48,864.60

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Solution

The fourth proportional to 154,037.40, 231,056.10 and 48,864.60 is: 73,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,037.40 : 231,056.10 = 48,864.60 : x
  2. Step 2: Convert to fraction form
    154,037.40/231,056.10 = 48,864.60/x
  3. Step 3: Cross multiply
    154,037.40x = 231,056.10 × 48,864.60
  4. Step 4: Simplify right side
    154,037.40x = 11,290,463,904.06
  5. Step 5: Solve for x
    x = 11,290,463,904.06/154,037.40
  6. Step 6: Final answer
    x = 73,296.90

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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.