Home / 103,516.92-155,308.20-36,955.62

Finding the Fourth Proportional to 103,516.92, 155,308.20 and 36,955.62

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Solution

The fourth proportional to 103,516.92, 155,308.20 and 36,955.62 is: 55,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,516.92 : 155,308.20 = 36,955.62 : x
  2. Step 2: Convert to fraction form
    103,516.92/155,308.20 = 36,955.62/x
  3. Step 3: Cross multiply
    103,516.92x = 155,308.20 × 36,955.62
  4. Step 4: Simplify right side
    103,516.92x = 5,739,510,822.08
  5. Step 5: Solve for x
    x = 5,739,510,822.08/103,516.92
  6. Step 6: Final answer
    x = 55,445.15

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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.