Home / 40,223.75-55,516.84-23,230.76

Finding the Fourth Proportional to 40,223.75, 55,516.84 and 23,230.76

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Solution

The fourth proportional to 40,223.75, 55,516.84 and 23,230.76 is: 32,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223.75 : 55,516.84 = 23,230.76 : x
  2. Step 2: Convert to fraction form
    40,223.75/55,516.84 = 23,230.76/x
  3. Step 3: Cross multiply
    40,223.75x = 55,516.84 × 23,230.76
  4. Step 4: Simplify right side
    40,223.75x = 1,289,698,050.34
  5. Step 5: Solve for x
    x = 1,289,698,050.34/40,223.75
  6. Step 6: Final answer
    x = 32,063.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.