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Finding the Fourth Proportional to 57,263.54, 85,901.18 and 19,823.55

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Solution

The fourth proportional to 57,263.54, 85,901.18 and 19,823.55 is: 29,737.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,263.54 : 85,901.18 = 19,823.55 : x
  2. Step 2: Convert to fraction form
    57,263.54/85,901.18 = 19,823.55/x
  3. Step 3: Cross multiply
    57,263.54x = 85,901.18 × 19,823.55
  4. Step 4: Simplify right side
    57,263.54x = 1,702,866,237.67
  5. Step 5: Solve for x
    x = 1,702,866,237.67/57,263.54
  6. Step 6: Final answer
    x = 29,737.36

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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.