Home / 40,088.70-60,138.50-16,709.67

Finding the Fourth Proportional to 40,088.70, 60,138.50 and 16,709.67

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Solution

The fourth proportional to 40,088.70, 60,138.50 and 16,709.67 is: 25,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088.70 : 60,138.50 = 16,709.67 : x
  2. Step 2: Convert to fraction form
    40,088.70/60,138.50 = 16,709.67/x
  3. Step 3: Cross multiply
    40,088.70x = 60,138.50 × 16,709.67
  4. Step 4: Simplify right side
    40,088.70x = 1,004,894,405.75
  5. Step 5: Solve for x
    x = 1,004,894,405.75/40,088.70
  6. Step 6: Final answer
    x = 25,066.77

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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.