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Finding the Fourth Proportional to 82,155, 113,373.79 and 44,429.25

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Solution

The fourth proportional to 82,155, 113,373.79 and 44,429.25 is: 61,312.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,155 : 113,373.79 = 44,429.25 : x
  2. Step 2: Convert to fraction form
    82,155/113,373.79 = 44,429.25/x
  3. Step 3: Cross multiply
    82,155x = 113,373.79 × 44,429.25
  4. Step 4: Simplify right side
    82,155x = 5,037,112,459.36
  5. Step 5: Solve for x
    x = 5,037,112,459.36/82,155
  6. Step 6: Final answer
    x = 61,312.31

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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.