Home / 44,541.78-66,812.70-19,900.50

Finding the Fourth Proportional to 44,541.78, 66,812.70 and 19,900.50

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Solution

The fourth proportional to 44,541.78, 66,812.70 and 19,900.50 is: 29,850.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,541.78 : 66,812.70 = 19,900.50 : x
  2. Step 2: Convert to fraction form
    44,541.78/66,812.70 = 19,900.50/x
  3. Step 3: Cross multiply
    44,541.78x = 66,812.70 × 19,900.50
  4. Step 4: Simplify right side
    44,541.78x = 1,329,606,136.35
  5. Step 5: Solve for x
    x = 1,329,606,136.35/44,541.78
  6. Step 6: Final answer
    x = 29,850.76

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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.