Home / 119,420.05-178,994.27-62,406.05

Finding the Fourth Proportional to 119,420.05, 178,994.27 and 62,406.05

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Solution

The fourth proportional to 119,420.05, 178,994.27 and 62,406.05 is: 93,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,420.05 : 178,994.27 = 62,406.05 : x
  2. Step 2: Convert to fraction form
    119,420.05/178,994.27 = 62,406.05/x
  3. Step 3: Cross multiply
    119,420.05x = 178,994.27 × 62,406.05
  4. Step 4: Simplify right side
    119,420.05x = 11,170,325,412.62
  5. Step 5: Solve for x
    x = 11,170,325,412.62/119,420.05
  6. Step 6: Final answer
    x = 93,538.11

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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.