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Finding the Fourth Proportional to 59,954.12, 89,931.02 and 56,300.32

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Solution

The fourth proportional to 59,954.12, 89,931.02 and 56,300.32 is: 84,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,954.12 : 89,931.02 = 56,300.32 : x
  2. Step 2: Convert to fraction form
    59,954.12/89,931.02 = 56,300.32/x
  3. Step 3: Cross multiply
    59,954.12x = 89,931.02 × 56,300.32
  4. Step 4: Simplify right side
    59,954.12x = 5,063,145,203.93
  5. Step 5: Solve for x
    x = 5,063,145,203.93/59,954.12
  6. Step 6: Final answer
    x = 84,450.33

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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.