Home / 52,727.07-72,763.36-28,853.75

Finding the Fourth Proportional to 52,727.07, 72,763.36 and 28,853.75

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Solution

The fourth proportional to 52,727.07, 72,763.36 and 28,853.75 is: 39,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,727.07 : 72,763.36 = 28,853.75 : x
  2. Step 2: Convert to fraction form
    52,727.07/72,763.36 = 28,853.75/x
  3. Step 3: Cross multiply
    52,727.07x = 72,763.36 × 28,853.75
  4. Step 4: Simplify right side
    52,727.07x = 2,099,495,362.65
  5. Step 5: Solve for x
    x = 2,099,495,362.65/52,727.07
  6. Step 6: Final answer
    x = 39,818.17

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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.