Home / 104,071.60-155,981.68-50,683.57

Finding the Fourth Proportional to 104,071.60, 155,981.68 and 50,683.57

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Solution

The fourth proportional to 104,071.60, 155,981.68 and 50,683.57 is: 75,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,071.60 : 155,981.68 = 50,683.57 : x
  2. Step 2: Convert to fraction form
    104,071.60/155,981.68 = 50,683.57/x
  3. Step 3: Cross multiply
    104,071.60x = 155,981.68 × 50,683.57
  4. Step 4: Simplify right side
    104,071.60x = 7,905,708,143.58
  5. Step 5: Solve for x
    x = 7,905,708,143.58/104,071.60
  6. Step 6: Final answer
    x = 75,964.13

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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.