Home / 60,619.20-90,943.32-19,066.20

Finding the Fourth Proportional to 60,619.20, 90,943.32 and 19,066.20

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Solution

The fourth proportional to 60,619.20, 90,943.32 and 19,066.20 is: 28,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,619.20 : 90,943.32 = 19,066.20 : x
  2. Step 2: Convert to fraction form
    60,619.20/90,943.32 = 19,066.20/x
  3. Step 3: Cross multiply
    60,619.20x = 90,943.32 × 19,066.20
  4. Step 4: Simplify right side
    60,619.20x = 1,733,943,527.78
  5. Step 5: Solve for x
    x = 1,733,943,527.78/60,619.20
  6. Step 6: Final answer
    x = 28,603.87

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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.