Home / 86,825.64-119,815.31-48,590.05

Finding the Fourth Proportional to 86,825.64, 119,815.31 and 48,590.05

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Solution

The fourth proportional to 86,825.64, 119,815.31 and 48,590.05 is: 67,051.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,825.64 : 119,815.31 = 48,590.05 : x
  2. Step 2: Convert to fraction form
    86,825.64/119,815.31 = 48,590.05/x
  3. Step 3: Cross multiply
    86,825.64x = 119,815.31 × 48,590.05
  4. Step 4: Simplify right side
    86,825.64x = 5,821,831,725.60
  5. Step 5: Solve for x
    x = 5,821,831,725.60/86,825.64
  6. Step 6: Final answer
    x = 67,051.98

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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.