Home / 134,429.64-185,506.49-73,999.02

Finding the Fourth Proportional to 134,429.64, 185,506.49 and 73,999.02

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Solution

The fourth proportional to 134,429.64, 185,506.49 and 73,999.02 is: 102,115.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,429.64 : 185,506.49 = 73,999.02 : x
  2. Step 2: Convert to fraction form
    134,429.64/185,506.49 = 73,999.02/x
  3. Step 3: Cross multiply
    134,429.64x = 185,506.49 × 73,999.02
  4. Step 4: Simplify right side
    134,429.64x = 13,727,298,093.64
  5. Step 5: Solve for x
    x = 13,727,298,093.64/134,429.64
  6. Step 6: Final answer
    x = 102,115.11

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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.