Home / 111,916.80-167,875.20-52,732.80

Finding the Fourth Proportional to 111,916.80, 167,875.20 and 52,732.80

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Solution

The fourth proportional to 111,916.80, 167,875.20 and 52,732.80 is: 79,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,916.80 : 167,875.20 = 52,732.80 : x
  2. Step 2: Convert to fraction form
    111,916.80/167,875.20 = 52,732.80/x
  3. Step 3: Cross multiply
    111,916.80x = 167,875.20 × 52,732.80
  4. Step 4: Simplify right side
    111,916.80x = 8,852,529,346.56
  5. Step 5: Solve for x
    x = 8,852,529,346.56/111,916.80
  6. Step 6: Final answer
    x = 79,099.20

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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.