Home / 50,723.10-69,955.38-38,006.15

Finding the Fourth Proportional to 50,723.10, 69,955.38 and 38,006.15

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Solution

The fourth proportional to 50,723.10, 69,955.38 and 38,006.15 is: 52,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,723.10 : 69,955.38 = 38,006.15 : x
  2. Step 2: Convert to fraction form
    50,723.10/69,955.38 = 38,006.15/x
  3. Step 3: Cross multiply
    50,723.10x = 69,955.38 × 38,006.15
  4. Step 4: Simplify right side
    50,723.10x = 2,658,734,315.81
  5. Step 5: Solve for x
    x = 2,658,734,315.81/50,723.10
  6. Step 6: Final answer
    x = 52,416.64

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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.