Home / 169,063.72-253,558.86-50,703.28

Finding the Fourth Proportional to 169,063.72, 253,558.86 and 50,703.28

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Solution

The fourth proportional to 169,063.72, 253,558.86 and 50,703.28 is: 76,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,063.72 : 253,558.86 = 50,703.28 : x
  2. Step 2: Convert to fraction form
    169,063.72/253,558.86 = 50,703.28/x
  3. Step 3: Cross multiply
    169,063.72x = 253,558.86 × 50,703.28
  4. Step 4: Simplify right side
    169,063.72x = 12,856,265,875.06
  5. Step 5: Solve for x
    x = 12,856,265,875.06/169,063.72
  6. Step 6: Final answer
    x = 76,043.91

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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.