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Finding the Fourth Proportional to 43,322.00, 64,978.58 and 29,371.67

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Solution

The fourth proportional to 43,322.00, 64,978.58 and 29,371.67 is: 44,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,322.00 : 64,978.58 = 29,371.67 : x
  2. Step 2: Convert to fraction form
    43,322.00/64,978.58 = 29,371.67/x
  3. Step 3: Cross multiply
    43,322.00x = 64,978.58 × 29,371.67
  4. Step 4: Simplify right side
    43,322.00x = 1,908,528,937.08
  5. Step 5: Solve for x
    x = 1,908,528,937.08/43,322.00
  6. Step 6: Final answer
    x = 44,054.50

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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.