Home / 53,230.77-79,832.52-15,782.10

Finding the Fourth Proportional to 53,230.77, 79,832.52 and 15,782.10

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Solution

The fourth proportional to 53,230.77, 79,832.52 and 15,782.10 is: 23,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,230.77 : 79,832.52 = 15,782.10 : x
  2. Step 2: Convert to fraction form
    53,230.77/79,832.52 = 15,782.10/x
  3. Step 3: Cross multiply
    53,230.77x = 79,832.52 × 15,782.10
  4. Step 4: Simplify right side
    53,230.77x = 1,259,924,813.89
  5. Step 5: Solve for x
    x = 1,259,924,813.89/53,230.77
  6. Step 6: Final answer
    x = 23,669.11

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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.