Home / 52,647.96-72,654.02-28,774.62

Finding the Fourth Proportional to 52,647.96, 72,654.02 and 28,774.62

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Solution

The fourth proportional to 52,647.96, 72,654.02 and 28,774.62 is: 39,708.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,647.96 : 72,654.02 = 28,774.62 : x
  2. Step 2: Convert to fraction form
    52,647.96/72,654.02 = 28,774.62/x
  3. Step 3: Cross multiply
    52,647.96x = 72,654.02 × 28,774.62
  4. Step 4: Simplify right side
    52,647.96x = 2,090,591,816.97
  5. Step 5: Solve for x
    x = 2,090,591,816.97/52,647.96
  6. Step 6: Final answer
    x = 39,708.89

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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.