Home / 60,027.12-82,840.32-36,161.28

Finding the Fourth Proportional to 60,027.12, 82,840.32 and 36,161.28

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Solution

The fourth proportional to 60,027.12, 82,840.32 and 36,161.28 is: 49,904.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,027.12 : 82,840.32 = 36,161.28 : x
  2. Step 2: Convert to fraction form
    60,027.12/82,840.32 = 36,161.28/x
  3. Step 3: Cross multiply
    60,027.12x = 82,840.32 × 36,161.28
  4. Step 4: Simplify right side
    60,027.12x = 2,995,612,006.81
  5. Step 5: Solve for x
    x = 2,995,612,006.81/60,027.12
  6. Step 6: Final answer
    x = 49,904.31

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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.