Home / 51,113.16-76,670.12-17,833.12

Finding the Fourth Proportional to 51,113.16, 76,670.12 and 17,833.12

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Solution

The fourth proportional to 51,113.16, 76,670.12 and 17,833.12 is: 26,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,113.16 : 76,670.12 = 17,833.12 : x
  2. Step 2: Convert to fraction form
    51,113.16/76,670.12 = 17,833.12/x
  3. Step 3: Cross multiply
    51,113.16x = 76,670.12 × 17,833.12
  4. Step 4: Simplify right side
    51,113.16x = 1,367,267,450.37
  5. Step 5: Solve for x
    x = 1,367,267,450.37/51,113.16
  6. Step 6: Final answer
    x = 26,749.81

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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.