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Finding the Fourth Proportional to 59,863.34, 89,804.24 and 20,411.22

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Solution

The fourth proportional to 59,863.34, 89,804.24 and 20,411.22 is: 30,619.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,863.34 : 89,804.24 = 20,411.22 : x
  2. Step 2: Convert to fraction form
    59,863.34/89,804.24 = 20,411.22/x
  3. Step 3: Cross multiply
    59,863.34x = 89,804.24 × 20,411.22
  4. Step 4: Simplify right side
    59,863.34x = 1,833,014,410.82
  5. Step 5: Solve for x
    x = 1,833,014,410.82/59,863.34
  6. Step 6: Final answer
    x = 30,619.98

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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.