Home / 60,322.17-90,508.08-20,906.96

Finding the Fourth Proportional to 60,322.17, 90,508.08 and 20,906.96

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Solution

The fourth proportional to 60,322.17, 90,508.08 and 20,906.96 is: 31,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,322.17 : 90,508.08 = 20,906.96 : x
  2. Step 2: Convert to fraction form
    60,322.17/90,508.08 = 20,906.96/x
  3. Step 3: Cross multiply
    60,322.17x = 90,508.08 × 20,906.96
  4. Step 4: Simplify right side
    60,322.17x = 1,892,248,943.21
  5. Step 5: Solve for x
    x = 1,892,248,943.21/60,322.17
  6. Step 6: Final answer
    x = 31,369.05

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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.