Home / 216,219.46-324,329.20-97,888.18

Finding the Fourth Proportional to 216,219.46, 324,329.20 and 97,888.18

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Solution

The fourth proportional to 216,219.46, 324,329.20 and 97,888.18 is: 146,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,219.46 : 324,329.20 = 97,888.18 : x
  2. Step 2: Convert to fraction form
    216,219.46/324,329.20 = 97,888.18/x
  3. Step 3: Cross multiply
    216,219.46x = 324,329.20 × 97,888.18
  4. Step 4: Simplify right side
    216,219.46x = 31,747,995,108.86
  5. Step 5: Solve for x
    x = 31,747,995,108.86/216,219.46
  6. Step 6: Final answer
    x = 146,832.27

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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.