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Finding the Fourth Proportional to 59,468.61, 89,203.05 and 20,053.41

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Solution

The fourth proportional to 59,468.61, 89,203.05 and 20,053.41 is: 30,080.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,468.61 : 89,203.05 = 20,053.41 : x
  2. Step 2: Convert to fraction form
    59,468.61/89,203.05 = 20,053.41/x
  3. Step 3: Cross multiply
    59,468.61x = 89,203.05 × 20,053.41
  4. Step 4: Simplify right side
    59,468.61x = 1,788,825,334.90
  5. Step 5: Solve for x
    x = 1,788,825,334.90/59,468.61
  6. Step 6: Final answer
    x = 30,080.16

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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.