Home / 60,249.83-90,430.22-30,688.88

Finding the Fourth Proportional to 60,249.83, 90,430.22 and 30,688.88

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Solution

The fourth proportional to 60,249.83, 90,430.22 and 30,688.88 is: 46,061.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,249.83 : 90,430.22 = 30,688.88 : x
  2. Step 2: Convert to fraction form
    60,249.83/90,430.22 = 30,688.88/x
  3. Step 3: Cross multiply
    60,249.83x = 90,430.22 × 30,688.88
  4. Step 4: Simplify right side
    60,249.83x = 2,775,201,794.52
  5. Step 5: Solve for x
    x = 2,775,201,794.52/60,249.83
  6. Step 6: Final answer
    x = 46,061.57

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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.