Home / 69,479.42-104,233.79-26,785.94

Finding the Fourth Proportional to 69,479.42, 104,233.79 and 26,785.94

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Solution

The fourth proportional to 69,479.42, 104,233.79 and 26,785.94 is: 40,184.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,479.42 : 104,233.79 = 26,785.94 : x
  2. Step 2: Convert to fraction form
    69,479.42/104,233.79 = 26,785.94/x
  3. Step 3: Cross multiply
    69,479.42x = 104,233.79 × 26,785.94
  4. Step 4: Simplify right side
    69,479.42x = 2,791,999,389.81
  5. Step 5: Solve for x
    x = 2,791,999,389.81/69,479.42
  6. Step 6: Final answer
    x = 40,184.56

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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.