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Finding the Fourth Proportional to 60,273.65, 90,401.60 and 15,903.53

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Solution

The fourth proportional to 60,273.65, 90,401.60 and 15,903.53 is: 23,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,273.65 : 90,401.60 = 15,903.53 : x
  2. Step 2: Convert to fraction form
    60,273.65/90,401.60 = 15,903.53/x
  3. Step 3: Cross multiply
    60,273.65x = 90,401.60 × 15,903.53
  4. Step 4: Simplify right side
    60,273.65x = 1,437,704,026.12
  5. Step 5: Solve for x
    x = 1,437,704,026.12/60,273.65
  6. Step 6: Final answer
    x = 23,852.95

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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.