Home / 76,032.12-114,066.72-53,586.54

Finding the Fourth Proportional to 76,032.12, 114,066.72 and 53,586.54

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Solution

The fourth proportional to 76,032.12, 114,066.72 and 53,586.54 is: 80,392.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032.12 : 114,066.72 = 53,586.54 : x
  2. Step 2: Convert to fraction form
    76,032.12/114,066.72 = 53,586.54/x
  3. Step 3: Cross multiply
    76,032.12x = 114,066.72 × 53,586.54
  4. Step 4: Simplify right side
    76,032.12x = 6,112,440,853.95
  5. Step 5: Solve for x
    x = 6,112,440,853.95/76,032.12
  6. Step 6: Final answer
    x = 80,392.88

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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.