Home / 154,312.74-231,392.55-49,118.04

Finding the Fourth Proportional to 154,312.74, 231,392.55 and 49,118.04

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Solution

The fourth proportional to 154,312.74, 231,392.55 and 49,118.04 is: 73,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,312.74 : 231,392.55 = 49,118.04 : x
  2. Step 2: Convert to fraction form
    154,312.74/231,392.55 = 49,118.04/x
  3. Step 3: Cross multiply
    154,312.74x = 231,392.55 × 49,118.04
  4. Step 4: Simplify right side
    154,312.74x = 11,365,548,526.60
  5. Step 5: Solve for x
    x = 11,365,548,526.60/154,312.74
  6. Step 6: Final answer
    x = 73,652.69

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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.