Home / 54,612.75-75,370.68-31,950.30

Finding the Fourth Proportional to 54,612.75, 75,370.68 and 31,950.30

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Solution

The fourth proportional to 54,612.75, 75,370.68 and 31,950.30 is: 44,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,612.75 : 75,370.68 = 31,950.30 : x
  2. Step 2: Convert to fraction form
    54,612.75/75,370.68 = 31,950.30/x
  3. Step 3: Cross multiply
    54,612.75x = 75,370.68 × 31,950.30
  4. Step 4: Simplify right side
    54,612.75x = 2,408,116,285.16
  5. Step 5: Solve for x
    x = 2,408,116,285.16/54,612.75
  6. Step 6: Final answer
    x = 44,094.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.