Home / 154,788.80-232,215.60-49,618.40

Finding the Fourth Proportional to 154,788.80, 232,215.60 and 49,618.40

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Solution

The fourth proportional to 154,788.80, 232,215.60 and 49,618.40 is: 74,437.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,788.80 : 232,215.60 = 49,618.40 : x
  2. Step 2: Convert to fraction form
    154,788.80/232,215.60 = 49,618.40/x
  3. Step 3: Cross multiply
    154,788.80x = 232,215.60 × 49,618.40
  4. Step 4: Simplify right side
    154,788.80x = 11,522,166,527.04
  5. Step 5: Solve for x
    x = 11,522,166,527.04/154,788.80
  6. Step 6: Final answer
    x = 74,437.99

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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.