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Finding the Fourth Proportional to 82,895.00, 124,258.95 and 47,344.64

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Solution

The fourth proportional to 82,895.00, 124,258.95 and 47,344.64 is: 70,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,895.00 : 124,258.95 = 47,344.64 : x
  2. Step 2: Convert to fraction form
    82,895.00/124,258.95 = 47,344.64/x
  3. Step 3: Cross multiply
    82,895.00x = 124,258.95 × 47,344.64
  4. Step 4: Simplify right side
    82,895.00x = 5,882,994,633.23
  5. Step 5: Solve for x
    x = 5,882,994,633.23/82,895.00
  6. Step 6: Final answer
    x = 70,969.24

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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.