Home / 110,319.57-165,519.45-54,153.77

Finding the Fourth Proportional to 110,319.57, 165,519.45 and 54,153.77

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Solution

The fourth proportional to 110,319.57, 165,519.45 and 54,153.77 is: 81,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,319.57 : 165,519.45 = 54,153.77 : x
  2. Step 2: Convert to fraction form
    110,319.57/165,519.45 = 54,153.77/x
  3. Step 3: Cross multiply
    110,319.57x = 165,519.45 × 54,153.77
  4. Step 4: Simplify right side
    110,319.57x = 8,963,501,398.23
  5. Step 5: Solve for x
    x = 8,963,501,398.23/110,319.57
  6. Step 6: Final answer
    x = 81,250.33

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1.5x scale

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.