Home / 132,020.46-182,197.89-75,430.62

Finding the Fourth Proportional to 132,020.46, 182,197.89 and 75,430.62

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Solution

The fourth proportional to 132,020.46, 182,197.89 and 75,430.62 is: 104,099.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,020.46 : 182,197.89 = 75,430.62 : x
  2. Step 2: Convert to fraction form
    132,020.46/182,197.89 = 75,430.62/x
  3. Step 3: Cross multiply
    132,020.46x = 182,197.89 × 75,430.62
  4. Step 4: Simplify right side
    132,020.46x = 13,743,299,805.39
  5. Step 5: Solve for x
    x = 13,743,299,805.39/132,020.46
  6. Step 6: Final answer
    x = 104,099.77

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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.