Home / 110,484.80-165,751.20-40,364

Finding the Fourth Proportional to 110,484.80, 165,751.20 and 40,364

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Solution

The fourth proportional to 110,484.80, 165,751.20 and 40,364 is: 60,554.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,484.80 : 165,751.20 = 40,364 : x
  2. Step 2: Convert to fraction form
    110,484.80/165,751.20 = 40,364/x
  3. Step 3: Cross multiply
    110,484.80x = 165,751.20 × 40,364
  4. Step 4: Simplify right side
    110,484.80x = 6,690,381,436.80
  5. Step 5: Solve for x
    x = 6,690,381,436.80/110,484.80
  6. Step 6: Final answer
    x = 60,554.77

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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.