Home / 216,040.90-324,061.35-149,556.10

Finding the Fourth Proportional to 216,040.90, 324,061.35 and 149,556.10

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Solution

The fourth proportional to 216,040.90, 324,061.35 and 149,556.10 is: 224,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,040.90 : 324,061.35 = 149,556.10 : x
  2. Step 2: Convert to fraction form
    216,040.90/324,061.35 = 149,556.10/x
  3. Step 3: Cross multiply
    216,040.90x = 324,061.35 × 149,556.10
  4. Step 4: Simplify right side
    216,040.90x = 48,465,351,666.74
  5. Step 5: Solve for x
    x = 48,465,351,666.74/216,040.90
  6. Step 6: Final answer
    x = 224,334.15

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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.