Home / 52,445.97-78,680.55-19,166.01

Finding the Fourth Proportional to 52,445.97, 78,680.55 and 19,166.01

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Solution

The fourth proportional to 52,445.97, 78,680.55 and 19,166.01 is: 28,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,445.97 : 78,680.55 = 19,166.01 : x
  2. Step 2: Convert to fraction form
    52,445.97/78,680.55 = 19,166.01/x
  3. Step 3: Cross multiply
    52,445.97x = 78,680.55 × 19,166.01
  4. Step 4: Simplify right side
    52,445.97x = 1,507,992,208.11
  5. Step 5: Solve for x
    x = 1,507,992,208.11/52,445.97
  6. Step 6: Final answer
    x = 28,753.25

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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.