Home / 54,345.44-81,518.52-14,906.72

Finding the Fourth Proportional to 54,345.44, 81,518.52 and 14,906.72

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Solution

The fourth proportional to 54,345.44, 81,518.52 and 14,906.72 is: 22,360.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,345.44 : 81,518.52 = 14,906.72 : x
  2. Step 2: Convert to fraction form
    54,345.44/81,518.52 = 14,906.72/x
  3. Step 3: Cross multiply
    54,345.44x = 81,518.52 × 14,906.72
  4. Step 4: Simplify right side
    54,345.44x = 1,215,173,752.45
  5. Step 5: Solve for x
    x = 1,215,173,752.45/54,345.44
  6. Step 6: Final answer
    x = 22,360.18

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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.