Home / 154,526.32-231,795.65-47,921.35

Finding the Fourth Proportional to 154,526.32, 231,795.65 and 47,921.35

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Solution

The fourth proportional to 154,526.32, 231,795.65 and 47,921.35 is: 71,883.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,526.32 : 231,795.65 = 47,921.35 : x
  2. Step 2: Convert to fraction form
    154,526.32/231,795.65 = 47,921.35/x
  3. Step 3: Cross multiply
    154,526.32x = 231,795.65 × 47,921.35
  4. Step 4: Simplify right side
    154,526.32x = 11,107,959,660.35
  5. Step 5: Solve for x
    x = 11,107,959,660.35/154,526.32
  6. Step 6: Final answer
    x = 71,883.93

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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.