Home / 52,683.10-72,701.82-28,809.26

Finding the Fourth Proportional to 52,683.10, 72,701.82 and 28,809.26

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Solution

The fourth proportional to 52,683.10, 72,701.82 and 28,809.26 is: 39,756.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,683.10 : 72,701.82 = 28,809.26 : x
  2. Step 2: Convert to fraction form
    52,683.10/72,701.82 = 28,809.26/x
  3. Step 3: Cross multiply
    52,683.10x = 72,701.82 × 28,809.26
  4. Step 4: Simplify right side
    52,683.10x = 2,094,485,634.85
  5. Step 5: Solve for x
    x = 2,094,485,634.85/52,683.10
  6. Step 6: Final answer
    x = 39,756.31

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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.