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Finding the Fourth Proportional to 55,960.50, 83,940.75 and 19,024.50

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Solution

The fourth proportional to 55,960.50, 83,940.75 and 19,024.50 is: 28,536.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,960.50 : 83,940.75 = 19,024.50 : x
  2. Step 2: Convert to fraction form
    55,960.50/83,940.75 = 19,024.50/x
  3. Step 3: Cross multiply
    55,960.50x = 83,940.75 × 19,024.50
  4. Step 4: Simplify right side
    55,960.50x = 1,596,930,798.38
  5. Step 5: Solve for x
    x = 1,596,930,798.38/55,960.50
  6. Step 6: Final answer
    x = 28,536.75

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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.