Home / 86,033.36-118,451.40-73,407.44

Finding the Fourth Proportional to 86,033.36, 118,451.40 and 73,407.44

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Solution

The fourth proportional to 86,033.36, 118,451.40 and 73,407.44 is: 101,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,033.36 : 118,451.40 = 73,407.44 : x
  2. Step 2: Convert to fraction form
    86,033.36/118,451.40 = 73,407.44/x
  3. Step 3: Cross multiply
    86,033.36x = 118,451.40 × 73,407.44
  4. Step 4: Simplify right side
    86,033.36x = 8,695,214,038.42
  5. Step 5: Solve for x
    x = 8,695,214,038.42/86,033.36
  6. Step 6: Final answer
    x = 101,067.94

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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.