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Finding the Fourth Proportional to 60,273.15, 90,400.84 and 15,903.02

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Solution

The fourth proportional to 60,273.15, 90,400.84 and 15,903.02 is: 23,852.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,273.15 : 90,400.84 = 15,903.02 : x
  2. Step 2: Convert to fraction form
    60,273.15/90,400.84 = 15,903.02/x
  3. Step 3: Cross multiply
    60,273.15x = 90,400.84 × 15,903.02
  4. Step 4: Simplify right side
    60,273.15x = 1,437,646,366.54
  5. Step 5: Solve for x
    x = 1,437,646,366.54/60,273.15
  6. Step 6: Final answer
    x = 23,852.19

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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.