Home / 53,164.69-79,762.63-15,725.75

Finding the Fourth Proportional to 53,164.69, 79,762.63 and 15,725.75

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Solution

The fourth proportional to 53,164.69, 79,762.63 and 15,725.75 is: 23,593.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164.69 : 79,762.63 = 15,725.75 : x
  2. Step 2: Convert to fraction form
    53,164.69/79,762.63 = 15,725.75/x
  3. Step 3: Cross multiply
    53,164.69x = 79,762.63 × 15,725.75
  4. Step 4: Simplify right side
    53,164.69x = 1,254,327,178.72
  5. Step 5: Solve for x
    x = 1,254,327,178.72/53,164.69
  6. Step 6: Final answer
    x = 23,593.24

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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.