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Finding the Fourth Proportional to 57,036.94, 85,555.42 and 15,483.94

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Solution

The fourth proportional to 57,036.94, 85,555.42 and 15,483.94 is: 23,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,036.94 : 85,555.42 = 15,483.94 : x
  2. Step 2: Convert to fraction form
    57,036.94/85,555.42 = 15,483.94/x
  3. Step 3: Cross multiply
    57,036.94x = 85,555.42 × 15,483.94
  4. Step 4: Simplify right side
    57,036.94x = 1,324,734,737.36
  5. Step 5: Solve for x
    x = 1,324,734,737.36/57,036.94
  6. Step 6: Final answer
    x = 23,225.91

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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.