Home / 189,372.04-261,338.88-104,494.60

Finding the Fourth Proportional to 189,372.04, 261,338.88 and 104,494.60

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Solution

The fourth proportional to 189,372.04, 261,338.88 and 104,494.60 is: 144,205.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,372.04 : 261,338.88 = 104,494.60 : x
  2. Step 2: Convert to fraction form
    189,372.04/261,338.88 = 104,494.60/x
  3. Step 3: Cross multiply
    189,372.04x = 261,338.88 × 104,494.60
  4. Step 4: Simplify right side
    189,372.04x = 27,308,501,730.05
  5. Step 5: Solve for x
    x = 27,308,501,730.05/189,372.04
  6. Step 6: Final answer
    x = 144,205.56

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1.5x scale

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.