Home / 105,626.60-158,432.18-39,035.68

Finding the Fourth Proportional to 105,626.60, 158,432.18 and 39,035.68

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Solution

The fourth proportional to 105,626.60, 158,432.18 and 39,035.68 is: 58,550.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,626.60 : 158,432.18 = 39,035.68 : x
  2. Step 2: Convert to fraction form
    105,626.60/158,432.18 = 39,035.68/x
  3. Step 3: Cross multiply
    105,626.60x = 158,432.18 × 39,035.68
  4. Step 4: Simplify right side
    105,626.60x = 6,184,507,880.18
  5. Step 5: Solve for x
    x = 6,184,507,880.18/105,626.60
  6. Step 6: Final answer
    x = 58,550.67

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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.