Home / 216,283.96-324,434.87-74,226.85

Finding the Fourth Proportional to 216,283.96, 324,434.87 and 74,226.85

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Solution

The fourth proportional to 216,283.96, 324,434.87 and 74,226.85 is: 111,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,283.96 : 324,434.87 = 74,226.85 : x
  2. Step 2: Convert to fraction form
    216,283.96/324,434.87 = 74,226.85/x
  3. Step 3: Cross multiply
    216,283.96x = 324,434.87 × 74,226.85
  4. Step 4: Simplify right side
    216,283.96x = 24,081,778,430.26
  5. Step 5: Solve for x
    x = 24,081,778,430.26/216,283.96
  6. Step 6: Final answer
    x = 111,343.34

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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.