Home / 51,050.32-70,453.84-28,393.76

Finding the Fourth Proportional to 51,050.32, 70,453.84 and 28,393.76

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Solution

The fourth proportional to 51,050.32, 70,453.84 and 28,393.76 is: 39,185.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.32 : 70,453.84 = 28,393.76 : x
  2. Step 2: Convert to fraction form
    51,050.32/70,453.84 = 28,393.76/x
  3. Step 3: Cross multiply
    51,050.32x = 70,453.84 × 28,393.76
  4. Step 4: Simplify right side
    51,050.32x = 2,000,449,424.04
  5. Step 5: Solve for x
    x = 2,000,449,424.04/51,050.32
  6. Step 6: Final answer
    x = 39,185.84

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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.