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Finding the Fourth Proportional to 69,966.63, 96,554.97 and 43,093.88

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Solution

The fourth proportional to 69,966.63, 96,554.97 and 43,093.88 is: 59,470.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,966.63 : 96,554.97 = 43,093.88 : x
  2. Step 2: Convert to fraction form
    69,966.63/96,554.97 = 43,093.88/x
  3. Step 3: Cross multiply
    69,966.63x = 96,554.97 × 43,093.88
  4. Step 4: Simplify right side
    69,966.63x = 4,160,927,807.81
  5. Step 5: Solve for x
    x = 4,160,927,807.81/69,966.63
  6. Step 6: Final answer
    x = 59,470.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.