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Finding the Fourth Proportional to 124,175.69, 171,362.78 and 70,460.56

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Solution

The fourth proportional to 124,175.69, 171,362.78 and 70,460.56 is: 97,235.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,175.69 : 171,362.78 = 70,460.56 : x
  2. Step 2: Convert to fraction form
    124,175.69/171,362.78 = 70,460.56/x
  3. Step 3: Cross multiply
    124,175.69x = 171,362.78 × 70,460.56
  4. Step 4: Simplify right side
    124,175.69x = 12,074,317,441.96
  5. Step 5: Solve for x
    x = 12,074,317,441.96/124,175.69
  6. Step 6: Final answer
    x = 97,235.76

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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.