Home / 58,694.16-88,041.20-20,771.52

Finding the Fourth Proportional to 58,694.16, 88,041.20 and 20,771.52

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Solution

The fourth proportional to 58,694.16, 88,041.20 and 20,771.52 is: 31,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,694.16 : 88,041.20 = 20,771.52 : x
  2. Step 2: Convert to fraction form
    58,694.16/88,041.20 = 20,771.52/x
  3. Step 3: Cross multiply
    58,694.16x = 88,041.20 × 20,771.52
  4. Step 4: Simplify right side
    58,694.16x = 1,828,749,546.62
  5. Step 5: Solve for x
    x = 1,828,749,546.62/58,694.16
  6. Step 6: Final answer
    x = 31,157.27

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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.