Home / 52,724.02-72,759.15-28,850.70

Finding the Fourth Proportional to 52,724.02, 72,759.15 and 28,850.70

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Solution

The fourth proportional to 52,724.02, 72,759.15 and 28,850.70 is: 39,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,724.02 : 72,759.15 = 28,850.70 : x
  2. Step 2: Convert to fraction form
    52,724.02/72,759.15 = 28,850.70/x
  3. Step 3: Cross multiply
    52,724.02x = 72,759.15 × 28,850.70
  4. Step 4: Simplify right side
    52,724.02x = 2,099,151,900.86
  5. Step 5: Solve for x
    x = 2,099,151,900.86/52,724.02
  6. Step 6: Final answer
    x = 39,813.96

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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.