Home / 86,365.03-119,181.93-48,124.42

Finding the Fourth Proportional to 86,365.03, 119,181.93 and 48,124.42

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Solution

The fourth proportional to 86,365.03, 119,181.93 and 48,124.42 is: 66,410.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,365.03 : 119,181.93 = 48,124.42 : x
  2. Step 2: Convert to fraction form
    86,365.03/119,181.93 = 48,124.42/x
  3. Step 3: Cross multiply
    86,365.03x = 119,181.93 × 48,124.42
  4. Step 4: Simplify right side
    86,365.03x = 5,735,561,255.73
  5. Step 5: Solve for x
    x = 5,735,561,255.73/86,365.03
  6. Step 6: Final answer
    x = 66,410.69

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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.