Home / 58,790.93-88,160.87-21,338.55

Finding the Fourth Proportional to 58,790.93, 88,160.87 and 21,338.55

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Solution

The fourth proportional to 58,790.93, 88,160.87 and 21,338.55 is: 31,998.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,790.93 : 88,160.87 = 21,338.55 : x
  2. Step 2: Convert to fraction form
    58,790.93/88,160.87 = 21,338.55/x
  3. Step 3: Cross multiply
    58,790.93x = 88,160.87 × 21,338.55
  4. Step 4: Simplify right side
    58,790.93x = 1,881,225,185.88
  5. Step 5: Solve for x
    x = 1,881,225,185.88/58,790.93
  6. Step 6: Final answer
    x = 31,998.56

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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.