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Finding the Fourth Proportional to 59,392.14, 89,078.93 and 19,410.81

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Solution

The fourth proportional to 59,392.14, 89,078.93 and 19,410.81 is: 29,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,392.14 : 89,078.93 = 19,410.81 : x
  2. Step 2: Convert to fraction form
    59,392.14/89,078.93 = 19,410.81/x
  3. Step 3: Cross multiply
    59,392.14x = 89,078.93 × 19,410.81
  4. Step 4: Simplify right side
    59,392.14x = 1,729,094,088.18
  5. Step 5: Solve for x
    x = 1,729,094,088.18/59,392.14
  6. Step 6: Final answer
    x = 29,113.18

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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.