Home / 207,527.60-311,291.40-57,767.60

Finding the Fourth Proportional to 207,527.60, 311,291.40 and 57,767.60

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Solution

The fourth proportional to 207,527.60, 311,291.40 and 57,767.60 is: 86,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,527.60 : 311,291.40 = 57,767.60 : x
  2. Step 2: Convert to fraction form
    207,527.60/311,291.40 = 57,767.60/x
  3. Step 3: Cross multiply
    207,527.60x = 311,291.40 × 57,767.60
  4. Step 4: Simplify right side
    207,527.60x = 17,982,557,078.64
  5. Step 5: Solve for x
    x = 17,982,557,078.64/207,527.60
  6. Step 6: Final answer
    x = 86,651.40

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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.