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Finding the Fourth Proportional to 60,594.78, 90,891.21 and 19,041.78

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Solution

The fourth proportional to 60,594.78, 90,891.21 and 19,041.78 is: 28,562.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,594.78 : 90,891.21 = 19,041.78 : x
  2. Step 2: Convert to fraction form
    60,594.78/90,891.21 = 19,041.78/x
  3. Step 3: Cross multiply
    60,594.78x = 90,891.21 × 19,041.78
  4. Step 4: Simplify right side
    60,594.78x = 1,730,730,837.00
  5. Step 5: Solve for x
    x = 1,730,730,837.00/60,594.78
  6. Step 6: Final answer
    x = 28,562.37

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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.