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Finding the Fourth Proportional to 107,348.66, 147,897.44 and 83,066.12

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Solution

The fourth proportional to 107,348.66, 147,897.44 and 83,066.12 is: 114,442.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,348.66 : 147,897.44 = 83,066.12 : x
  2. Step 2: Convert to fraction form
    107,348.66/147,897.44 = 83,066.12/x
  3. Step 3: Cross multiply
    107,348.66x = 147,897.44 × 83,066.12
  4. Step 4: Simplify right side
    107,348.66x = 12,285,266,498.73
  5. Step 5: Solve for x
    x = 12,285,266,498.73/107,348.66
  6. Step 6: Final answer
    x = 114,442.66

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