Home / 52,904.19-79,362.31-19,186.10

Finding the Fourth Proportional to 52,904.19, 79,362.31 and 19,186.10

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Solution

The fourth proportional to 52,904.19, 79,362.31 and 19,186.10 is: 28,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,904.19 : 79,362.31 = 19,186.10 : x
  2. Step 2: Convert to fraction form
    52,904.19/79,362.31 = 19,186.10/x
  3. Step 3: Cross multiply
    52,904.19x = 79,362.31 × 19,186.10
  4. Step 4: Simplify right side
    52,904.19x = 1,522,652,771.11
  5. Step 5: Solve for x
    x = 1,522,652,771.11/52,904.19
  6. Step 6: Final answer
    x = 28,781.33

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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.