Home / 70,923.44-97,875-39,093.56

Finding the Fourth Proportional to 70,923.44, 97,875 and 39,093.56

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Solution

The fourth proportional to 70,923.44, 97,875 and 39,093.56 is: 53,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,923.44 : 97,875 = 39,093.56 : x
  2. Step 2: Convert to fraction form
    70,923.44/97,875 = 39,093.56/x
  3. Step 3: Cross multiply
    70,923.44x = 97,875 × 39,093.56
  4. Step 4: Simplify right side
    70,923.44x = 3,826,282,185
  5. Step 5: Solve for x
    x = 3,826,282,185/70,923.44
  6. Step 6: Final answer
    x = 53,949.47

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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.