Home / 154,001.12-231,009.90-48,828.32

Finding the Fourth Proportional to 154,001.12, 231,009.90 and 48,828.32

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Solution

The fourth proportional to 154,001.12, 231,009.90 and 48,828.32 is: 73,245.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,001.12 : 231,009.90 = 48,828.32 : x
  2. Step 2: Convert to fraction form
    154,001.12/231,009.90 = 48,828.32/x
  3. Step 3: Cross multiply
    154,001.12x = 231,009.90 × 48,828.32
  4. Step 4: Simplify right side
    154,001.12x = 11,279,825,320.37
  5. Step 5: Solve for x
    x = 11,279,825,320.37/154,001.12
  6. Step 6: Final answer
    x = 73,245.09

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1.5x scale

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.