Home / 52,263.97-72,121.58-28,390.58

Finding the Fourth Proportional to 52,263.97, 72,121.58 and 28,390.58

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Solution

The fourth proportional to 52,263.97, 72,121.58 and 28,390.58 is: 39,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,263.97 : 72,121.58 = 28,390.58 : x
  2. Step 2: Convert to fraction form
    52,263.97/72,121.58 = 28,390.58/x
  3. Step 3: Cross multiply
    52,263.97x = 72,121.58 × 28,390.58
  4. Step 4: Simplify right side
    52,263.97x = 2,047,573,738.00
  5. Step 5: Solve for x
    x = 2,047,573,738.00/52,263.97
  6. Step 6: Final answer
    x = 39,177.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.