Home / 115,524.32-173,285.10-36,639.23

Finding the Fourth Proportional to 115,524.32, 173,285.10 and 36,639.23

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Solution

The fourth proportional to 115,524.32, 173,285.10 and 36,639.23 is: 54,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,524.32 : 173,285.10 = 36,639.23 : x
  2. Step 2: Convert to fraction form
    115,524.32/173,285.10 = 36,639.23/x
  3. Step 3: Cross multiply
    115,524.32x = 173,285.10 × 36,639.23
  4. Step 4: Simplify right side
    115,524.32x = 6,349,031,768.05
  5. Step 5: Solve for x
    x = 6,349,031,768.05/115,524.32
  6. Step 6: Final answer
    x = 54,958.40

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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.