Home / 44,586.18-66,890.61-13,420.62

Finding the Fourth Proportional to 44,586.18, 66,890.61 and 13,420.62

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Solution

The fourth proportional to 44,586.18, 66,890.61 and 13,420.62 is: 20,134.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,586.18 : 66,890.61 = 13,420.62 : x
  2. Step 2: Convert to fraction form
    44,586.18/66,890.61 = 13,420.62/x
  3. Step 3: Cross multiply
    44,586.18x = 66,890.61 × 13,420.62
  4. Step 4: Simplify right side
    44,586.18x = 897,713,458.38
  5. Step 5: Solve for x
    x = 897,713,458.38/44,586.18
  6. Step 6: Final answer
    x = 20,134.34

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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.