Home / 55,509.97-83,265.72-18,070.23

Finding the Fourth Proportional to 55,509.97, 83,265.72 and 18,070.23

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Solution

The fourth proportional to 55,509.97, 83,265.72 and 18,070.23 is: 27,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,509.97 : 83,265.72 = 18,070.23 : x
  2. Step 2: Convert to fraction form
    55,509.97/83,265.72 = 18,070.23/x
  3. Step 3: Cross multiply
    55,509.97x = 83,265.72 × 18,070.23
  4. Step 4: Simplify right side
    55,509.97x = 1,504,630,711.52
  5. Step 5: Solve for x
    x = 1,504,630,711.52/55,509.97
  6. Step 6: Final answer
    x = 27,105.59

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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.