Home / 58,723.68-88,062.90-21,272.64

Finding the Fourth Proportional to 58,723.68, 88,062.90 and 21,272.64

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Solution

The fourth proportional to 58,723.68, 88,062.90 and 21,272.64 is: 31,900.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,723.68 : 88,062.90 = 21,272.64 : x
  2. Step 2: Convert to fraction form
    58,723.68/88,062.90 = 21,272.64/x
  3. Step 3: Cross multiply
    58,723.68x = 88,062.90 × 21,272.64
  4. Step 4: Simplify right side
    58,723.68x = 1,873,330,369.06
  5. Step 5: Solve for x
    x = 1,873,330,369.06/58,723.68
  6. Step 6: Final answer
    x = 31,900.77

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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.