Home / 169,108.11-253,653.30-56,790.63

Finding the Fourth Proportional to 169,108.11, 253,653.30 and 56,790.63

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Solution

The fourth proportional to 169,108.11, 253,653.30 and 56,790.63 is: 85,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,108.11 : 253,653.30 = 56,790.63 : x
  2. Step 2: Convert to fraction form
    169,108.11/253,653.30 = 56,790.63/x
  3. Step 3: Cross multiply
    169,108.11x = 253,653.30 × 56,790.63
  4. Step 4: Simplify right side
    169,108.11x = 14,405,130,708.58
  5. Step 5: Solve for x
    x = 14,405,130,708.58/169,108.11
  6. Step 6: Final answer
    x = 85,182.97

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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.