Home / 149,715.30-224,832.15-145,049.70

Finding the Fourth Proportional to 149,715.30, 224,832.15 and 145,049.70

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Solution

The fourth proportional to 149,715.30, 224,832.15 and 145,049.70 is: 217,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,715.30 : 224,832.15 = 145,049.70 : x
  2. Step 2: Convert to fraction form
    149,715.30/224,832.15 = 145,049.70/x
  3. Step 3: Cross multiply
    149,715.30x = 224,832.15 × 145,049.70
  4. Step 4: Simplify right side
    149,715.30x = 32,611,835,907.86
  5. Step 5: Solve for x
    x = 32,611,835,907.86/149,715.30
  6. Step 6: Final answer
    x = 217,825.67

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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.