Home / 136,100.03-204,191.54-69,586.86

Finding the Fourth Proportional to 136,100.03, 204,191.54 and 69,586.86

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Solution

The fourth proportional to 136,100.03, 204,191.54 and 69,586.86 is: 104,401.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,100.03 : 204,191.54 = 69,586.86 : x
  2. Step 2: Convert to fraction form
    136,100.03/204,191.54 = 69,586.86/x
  3. Step 3: Cross multiply
    136,100.03x = 204,191.54 × 69,586.86
  4. Step 4: Simplify right side
    136,100.03x = 14,209,047,759.23
  5. Step 5: Solve for x
    x = 14,209,047,759.23/136,100.03
  6. Step 6: Final answer
    x = 104,401.51

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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.