Home / 154,956.20-232,499.10-49,807.40

Finding the Fourth Proportional to 154,956.20, 232,499.10 and 49,807.40

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Solution

The fourth proportional to 154,956.20, 232,499.10 and 49,807.40 is: 74,731.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,956.20 : 232,499.10 = 49,807.40 : x
  2. Step 2: Convert to fraction form
    154,956.20/232,499.10 = 49,807.40/x
  3. Step 3: Cross multiply
    154,956.20x = 232,499.10 × 49,807.40
  4. Step 4: Simplify right side
    154,956.20x = 11,580,175,673.34
  5. Step 5: Solve for x
    x = 11,580,175,673.34/154,956.20
  6. Step 6: Final answer
    x = 74,731.93

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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.