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Finding the Fourth Proportional to 59,203.89, 88,840.86 and 21,790.24

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Solution

The fourth proportional to 59,203.89, 88,840.86 and 21,790.24 is: 32,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,203.89 : 88,840.86 = 21,790.24 : x
  2. Step 2: Convert to fraction form
    59,203.89/88,840.86 = 21,790.24/x
  3. Step 3: Cross multiply
    59,203.89x = 88,840.86 × 21,790.24
  4. Step 4: Simplify right side
    59,203.89x = 1,935,863,661.21
  5. Step 5: Solve for x
    x = 1,935,863,661.21/59,203.89
  6. Step 6: Final answer
    x = 32,698.25

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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.