Home / 163,562.74-245,343.80-51,251.56

Finding the Fourth Proportional to 163,562.74, 245,343.80 and 51,251.56

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Solution

The fourth proportional to 163,562.74, 245,343.80 and 51,251.56 is: 76,877.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,562.74 : 245,343.80 = 51,251.56 : x
  2. Step 2: Convert to fraction form
    163,562.74/245,343.80 = 51,251.56/x
  3. Step 3: Cross multiply
    163,562.74x = 245,343.80 × 51,251.56
  4. Step 4: Simplify right side
    163,562.74x = 12,574,251,872.97
  5. Step 5: Solve for x
    x = 12,574,251,872.97/163,562.74
  6. Step 6: Final answer
    x = 76,877.24

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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.