Home / 58,279.22-87,230.84-30,160.58

Finding the Fourth Proportional to 58,279.22, 87,230.84 and 30,160.58

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Solution

The fourth proportional to 58,279.22, 87,230.84 and 30,160.58 is: 45,143.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,279.22 : 87,230.84 = 30,160.58 : x
  2. Step 2: Convert to fraction form
    58,279.22/87,230.84 = 30,160.58/x
  3. Step 3: Cross multiply
    58,279.22x = 87,230.84 × 30,160.58
  4. Step 4: Simplify right side
    58,279.22x = 2,630,932,795.56
  5. Step 5: Solve for x
    x = 2,630,932,795.56/58,279.22
  6. Step 6: Final answer
    x = 45,143.59

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1.5x scale

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.