Home / 50,549.49-69,758.53-27,888.75

Finding the Fourth Proportional to 50,549.49, 69,758.53 and 27,888.75

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Solution

The fourth proportional to 50,549.49, 69,758.53 and 27,888.75 is: 38,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,549.49 : 69,758.53 = 27,888.75 : x
  2. Step 2: Convert to fraction form
    50,549.49/69,758.53 = 27,888.75/x
  3. Step 3: Cross multiply
    50,549.49x = 69,758.53 × 27,888.75
  4. Step 4: Simplify right side
    50,549.49x = 1,945,478,133.82
  5. Step 5: Solve for x
    x = 1,945,478,133.82/50,549.49
  6. Step 6: Final answer
    x = 38,486.60

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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.