Home / 40,932.32-61,405.91-16,916.67

Finding the Fourth Proportional to 40,932.32, 61,405.91 and 16,916.67

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Solution

The fourth proportional to 40,932.32, 61,405.91 and 16,916.67 is: 25,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,932.32 : 61,405.91 = 16,916.67 : x
  2. Step 2: Convert to fraction form
    40,932.32/61,405.91 = 16,916.67/x
  3. Step 3: Cross multiply
    40,932.32x = 61,405.91 × 16,916.67
  4. Step 4: Simplify right side
    40,932.32x = 1,038,783,430.94
  5. Step 5: Solve for x
    x = 1,038,783,430.94/40,932.32
  6. Step 6: Final answer
    x = 25,378.08

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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.