Home / 52,326.24-78,441.88-19,022.78

Finding the Fourth Proportional to 52,326.24, 78,441.88 and 19,022.78

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Solution

The fourth proportional to 52,326.24, 78,441.88 and 19,022.78 is: 28,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,326.24 : 78,441.88 = 19,022.78 : x
  2. Step 2: Convert to fraction form
    52,326.24/78,441.88 = 19,022.78/x
  3. Step 3: Cross multiply
    52,326.24x = 78,441.88 × 19,022.78
  4. Step 4: Simplify right side
    52,326.24x = 1,492,182,626.03
  5. Step 5: Solve for x
    x = 1,492,182,626.03/52,326.24
  6. Step 6: Final answer
    x = 28,516.91

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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.