Home / 52,538.37-72,502.70-28,664.97

Finding the Fourth Proportional to 52,538.37, 72,502.70 and 28,664.97

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Solution

The fourth proportional to 52,538.37, 72,502.70 and 28,664.97 is: 39,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,538.37 : 72,502.70 = 28,664.97 : x
  2. Step 2: Convert to fraction form
    52,538.37/72,502.70 = 28,664.97/x
  3. Step 3: Cross multiply
    52,538.37x = 72,502.70 × 28,664.97
  4. Step 4: Simplify right side
    52,538.37x = 2,078,287,720.42
  5. Step 5: Solve for x
    x = 2,078,287,720.42/52,538.37
  6. Step 6: Final answer
    x = 39,557.52

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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.