Home / 51,200.14-76,788.68-18,368.14

Finding the Fourth Proportional to 51,200.14, 76,788.68 and 18,368.14

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Solution

The fourth proportional to 51,200.14, 76,788.68 and 18,368.14 is: 27,548.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,200.14 : 76,788.68 = 18,368.14 : x
  2. Step 2: Convert to fraction form
    51,200.14/76,788.68 = 18,368.14/x
  3. Step 3: Cross multiply
    51,200.14x = 76,788.68 × 18,368.14
  4. Step 4: Simplify right side
    51,200.14x = 1,410,464,840.71
  5. Step 5: Solve for x
    x = 1,410,464,840.71/51,200.14
  6. Step 6: Final answer
    x = 27,548.07

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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.