Home / 134,485.62-185,591.37-74,056.51

Finding the Fourth Proportional to 134,485.62, 185,591.37 and 74,056.51

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Solution

The fourth proportional to 134,485.62, 185,591.37 and 74,056.51 is: 102,198.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,485.62 : 185,591.37 = 74,056.51 : x
  2. Step 2: Convert to fraction form
    134,485.62/185,591.37 = 74,056.51/x
  3. Step 3: Cross multiply
    134,485.62x = 185,591.37 × 74,056.51
  4. Step 4: Simplify right side
    134,485.62x = 13,744,249,148.32
  5. Step 5: Solve for x
    x = 13,744,249,148.32/134,485.62
  6. Step 6: Final answer
    x = 102,198.65

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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.