Home / 51,072.87-70,482.84-42,560.75

Finding the Fourth Proportional to 51,072.87, 70,482.84 and 42,560.75

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Solution

The fourth proportional to 51,072.87, 70,482.84 and 42,560.75 is: 58,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,072.87 : 70,482.84 = 42,560.75 : x
  2. Step 2: Convert to fraction form
    51,072.87/70,482.84 = 42,560.75/x
  3. Step 3: Cross multiply
    51,072.87x = 70,482.84 × 42,560.75
  4. Step 4: Simplify right side
    51,072.87x = 2,999,802,180.12
  5. Step 5: Solve for x
    x = 2,999,802,180.12/51,072.87
  6. Step 6: Final answer
    x = 58,735.73

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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.