Home / 52,788.01-72,847.55-28,914.73

Finding the Fourth Proportional to 52,788.01, 72,847.55 and 28,914.73

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Solution

The fourth proportional to 52,788.01, 72,847.55 and 28,914.73 is: 39,902.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,788.01 : 72,847.55 = 28,914.73 : x
  2. Step 2: Convert to fraction form
    52,788.01/72,847.55 = 28,914.73/x
  3. Step 3: Cross multiply
    52,788.01x = 72,847.55 × 28,914.73
  4. Step 4: Simplify right side
    52,788.01x = 2,106,367,239.41
  5. Step 5: Solve for x
    x = 2,106,367,239.41/52,788.01
  6. Step 6: Final answer
    x = 39,902.38

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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.