Home / 152,281.96-228,351.86-57,439.06

Finding the Fourth Proportional to 152,281.96, 228,351.86 and 57,439.06

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Solution

The fourth proportional to 152,281.96, 228,351.86 and 57,439.06 is: 86,131.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,281.96 : 228,351.86 = 57,439.06 : x
  2. Step 2: Convert to fraction form
    152,281.96/228,351.86 = 57,439.06/x
  3. Step 3: Cross multiply
    152,281.96x = 228,351.86 × 57,439.06
  4. Step 4: Simplify right side
    152,281.96x = 13,116,315,544.97
  5. Step 5: Solve for x
    x = 13,116,315,544.97/152,281.96
  6. Step 6: Final answer
    x = 86,131.78

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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.