Home / 104,082.80-156,124.20-102,527.60

Finding the Fourth Proportional to 104,082.80, 156,124.20 and 102,527.60

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Solution

The fourth proportional to 104,082.80, 156,124.20 and 102,527.60 is: 153,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,082.80 : 156,124.20 = 102,527.60 : x
  2. Step 2: Convert to fraction form
    104,082.80/156,124.20 = 102,527.60/x
  3. Step 3: Cross multiply
    104,082.80x = 156,124.20 × 102,527.60
  4. Step 4: Simplify right side
    104,082.80x = 16,007,039,527.92
  5. Step 5: Solve for x
    x = 16,007,039,527.92/104,082.80
  6. Step 6: Final answer
    x = 153,791.40

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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.