Home / 58,330.45-87,508.44-18,891.55

Finding the Fourth Proportional to 58,330.45, 87,508.44 and 18,891.55

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Solution

The fourth proportional to 58,330.45, 87,508.44 and 18,891.55 is: 28,341.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,330.45 : 87,508.44 = 18,891.55 : x
  2. Step 2: Convert to fraction form
    58,330.45/87,508.44 = 18,891.55/x
  3. Step 3: Cross multiply
    58,330.45x = 87,508.44 × 18,891.55
  4. Step 4: Simplify right side
    58,330.45x = 1,653,170,241.22
  5. Step 5: Solve for x
    x = 1,653,170,241.22/58,330.45
  6. Step 6: Final answer
    x = 28,341.46

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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.