Home / 51,052.40-70,447.32-28,695.92

Finding the Fourth Proportional to 51,052.40, 70,447.32 and 28,695.92

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Solution

The fourth proportional to 51,052.40, 70,447.32 and 28,695.92 is: 39,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,052.40 : 70,447.32 = 28,695.92 : x
  2. Step 2: Convert to fraction form
    51,052.40/70,447.32 = 28,695.92/x
  3. Step 3: Cross multiply
    51,052.40x = 70,447.32 × 28,695.92
  4. Step 4: Simplify right side
    51,052.40x = 2,021,550,658.93
  5. Step 5: Solve for x
    x = 2,021,550,658.93/51,052.40
  6. Step 6: Final answer
    x = 39,597.56

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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.