Home / 52,724.65-72,760.01-28,851.32

Finding the Fourth Proportional to 52,724.65, 72,760.01 and 28,851.32

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Solution

The fourth proportional to 52,724.65, 72,760.01 and 28,851.32 is: 39,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,724.65 : 72,760.01 = 28,851.32 : x
  2. Step 2: Convert to fraction form
    52,724.65/72,760.01 = 28,851.32/x
  3. Step 3: Cross multiply
    52,724.65x = 72,760.01 × 28,851.32
  4. Step 4: Simplify right side
    52,724.65x = 2,099,221,823.66
  5. Step 5: Solve for x
    x = 2,099,221,823.66/52,724.65
  6. Step 6: Final answer
    x = 39,814.81

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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.