Home / 52,114.12-71,917.54-28,240.58

Finding the Fourth Proportional to 52,114.12, 71,917.54 and 28,240.58

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Solution

The fourth proportional to 52,114.12, 71,917.54 and 28,240.58 is: 38,972.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,114.12 : 71,917.54 = 28,240.58 : x
  2. Step 2: Convert to fraction form
    52,114.12/71,917.54 = 28,240.58/x
  3. Step 3: Cross multiply
    52,114.12x = 71,917.54 × 28,240.58
  4. Step 4: Simplify right side
    52,114.12x = 2,030,993,041.77
  5. Step 5: Solve for x
    x = 2,030,993,041.77/52,114.12
  6. Step 6: Final answer
    x = 38,972.03

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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.