Home / 309,656.04-427,340.52-182,372.64

Finding the Fourth Proportional to 309,656.04, 427,340.52 and 182,372.64

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Solution

The fourth proportional to 309,656.04, 427,340.52 and 182,372.64 is: 251,683.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,656.04 : 427,340.52 = 182,372.64 : x
  2. Step 2: Convert to fraction form
    309,656.04/427,340.52 = 182,372.64/x
  3. Step 3: Cross multiply
    309,656.04x = 427,340.52 × 182,372.64
  4. Step 4: Simplify right side
    309,656.04x = 77,935,218,811.37
  5. Step 5: Solve for x
    x = 77,935,218,811.37/309,656.04
  6. Step 6: Final answer
    x = 251,683.19

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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.