Home / 82,883.32-114,378.69-47,066.20

Finding the Fourth Proportional to 82,883.32, 114,378.69 and 47,066.20

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Solution

The fourth proportional to 82,883.32, 114,378.69 and 47,066.20 is: 64,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,883.32 : 114,378.69 = 47,066.20 : x
  2. Step 2: Convert to fraction form
    82,883.32/114,378.69 = 47,066.20/x
  3. Step 3: Cross multiply
    82,883.32x = 114,378.69 × 47,066.20
  4. Step 4: Simplify right side
    82,883.32x = 5,383,370,299.28
  5. Step 5: Solve for x
    x = 5,383,370,299.28/82,883.32
  6. Step 6: Final answer
    x = 64,951.19

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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.