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Finding the Fourth Proportional to 59,464.41, 89,021.65 and 39,693.93

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Solution

The fourth proportional to 59,464.41, 89,021.65 and 39,693.93 is: 59,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,464.41 : 89,021.65 = 39,693.93 : x
  2. Step 2: Convert to fraction form
    59,464.41/89,021.65 = 39,693.93/x
  3. Step 3: Cross multiply
    59,464.41x = 89,021.65 × 39,693.93
  4. Step 4: Simplify right side
    59,464.41x = 3,533,619,143.58
  5. Step 5: Solve for x
    x = 3,533,619,143.58/59,464.41
  6. Step 6: Final answer
    x = 59,424.10

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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.