Home / 52,127.54-78,135.32-22,116.44

Finding the Fourth Proportional to 52,127.54, 78,135.32 and 22,116.44

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Solution

The fourth proportional to 52,127.54, 78,135.32 and 22,116.44 is: 33,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.54 : 78,135.32 = 22,116.44 : x
  2. Step 2: Convert to fraction form
    52,127.54/78,135.32 = 22,116.44/x
  3. Step 3: Cross multiply
    52,127.54x = 78,135.32 × 22,116.44
  4. Step 4: Simplify right side
    52,127.54x = 1,728,075,367.29
  5. Step 5: Solve for x
    x = 1,728,075,367.29/52,127.54
  6. Step 6: Final answer
    x = 33,150.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.