Home / 53,208.62-79,825.47-15,769.01

Finding the Fourth Proportional to 53,208.62, 79,825.47 and 15,769.01

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Solution

The fourth proportional to 53,208.62, 79,825.47 and 15,769.01 is: 23,657.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.62 : 79,825.47 = 15,769.01 : x
  2. Step 2: Convert to fraction form
    53,208.62/79,825.47 = 15,769.01/x
  3. Step 3: Cross multiply
    53,208.62x = 79,825.47 × 15,769.01
  4. Step 4: Simplify right side
    53,208.62x = 1,258,768,326.10
  5. Step 5: Solve for x
    x = 1,258,768,326.10/53,208.62
  6. Step 6: Final answer
    x = 23,657.22

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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.