Home / 209,318.94-313,955.07-57,527.65

Finding the Fourth Proportional to 209,318.94, 313,955.07 and 57,527.65

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Solution

The fourth proportional to 209,318.94, 313,955.07 and 57,527.65 is: 86,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,318.94 : 313,955.07 = 57,527.65 : x
  2. Step 2: Convert to fraction form
    209,318.94/313,955.07 = 57,527.65/x
  3. Step 3: Cross multiply
    209,318.94x = 313,955.07 × 57,527.65
  4. Step 4: Simplify right side
    209,318.94x = 18,061,097,559.40
  5. Step 5: Solve for x
    x = 18,061,097,559.40/209,318.94
  6. Step 6: Final answer
    x = 86,285.06

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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.