Home / 117,783.44-162,539.58-64,067.32

Finding the Fourth Proportional to 117,783.44, 162,539.58 and 64,067.32

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Solution

The fourth proportional to 117,783.44, 162,539.58 and 64,067.32 is: 88,412.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,783.44 : 162,539.58 = 64,067.32 : x
  2. Step 2: Convert to fraction form
    117,783.44/162,539.58 = 64,067.32/x
  3. Step 3: Cross multiply
    117,783.44x = 162,539.58 × 64,067.32
  4. Step 4: Simplify right side
    117,783.44x = 10,413,475,284.53
  5. Step 5: Solve for x
    x = 10,413,475,284.53/117,783.44
  6. Step 6: Final answer
    x = 88,412.05

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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.