Home / 44,140.20-66,123.90-26,557.80

Finding the Fourth Proportional to 44,140.20, 66,123.90 and 26,557.80

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Solution

The fourth proportional to 44,140.20, 66,123.90 and 26,557.80 is: 39,784.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,140.20 : 66,123.90 = 26,557.80 : x
  2. Step 2: Convert to fraction form
    44,140.20/66,123.90 = 26,557.80/x
  3. Step 3: Cross multiply
    44,140.20x = 66,123.90 × 26,557.80
  4. Step 4: Simplify right side
    44,140.20x = 1,756,105,311.42
  5. Step 5: Solve for x
    x = 1,756,105,311.42/44,140.20
  6. Step 6: Final answer
    x = 39,784.72

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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.