Home / 216,208.18-324,320.46-58,436.69

Finding the Fourth Proportional to 216,208.18, 324,320.46 and 58,436.69

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Solution

The fourth proportional to 216,208.18, 324,320.46 and 58,436.69 is: 87,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,208.18 : 324,320.46 = 58,436.69 : x
  2. Step 2: Convert to fraction form
    216,208.18/324,320.46 = 58,436.69/x
  3. Step 3: Cross multiply
    216,208.18x = 324,320.46 × 58,436.69
  4. Step 4: Simplify right side
    216,208.18x = 18,952,214,181.68
  5. Step 5: Solve for x
    x = 18,952,214,181.68/216,208.18
  6. Step 6: Final answer
    x = 87,657.25

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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.