Home / 50,207.36-69,245.88-42,678.56

Finding the Fourth Proportional to 50,207.36, 69,245.88 and 42,678.56

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Solution

The fourth proportional to 50,207.36, 69,245.88 and 42,678.56 is: 58,862.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,207.36 : 69,245.88 = 42,678.56 : x
  2. Step 2: Convert to fraction form
    50,207.36/69,245.88 = 42,678.56/x
  3. Step 3: Cross multiply
    50,207.36x = 69,245.88 × 42,678.56
  4. Step 4: Simplify right side
    50,207.36x = 2,955,314,444.33
  5. Step 5: Solve for x
    x = 2,955,314,444.33/50,207.36
  6. Step 6: Final answer
    x = 58,862.18

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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.