Home / 136,343.46-188,103.08-136,132.96

Finding the Fourth Proportional to 136,343.46, 188,103.08 and 136,132.96

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Solution

The fourth proportional to 136,343.46, 188,103.08 and 136,132.96 is: 187,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,343.46 : 188,103.08 = 136,132.96 : x
  2. Step 2: Convert to fraction form
    136,343.46/188,103.08 = 136,132.96/x
  3. Step 3: Cross multiply
    136,343.46x = 188,103.08 × 136,132.96
  4. Step 4: Simplify right side
    136,343.46x = 25,607,029,065.52
  5. Step 5: Solve for x
    x = 25,607,029,065.52/136,343.46
  6. Step 6: Final answer
    x = 187,812.67

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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.