Home / 86,124.02-118,841.01-48,396.02

Finding the Fourth Proportional to 86,124.02, 118,841.01 and 48,396.02

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Solution

The fourth proportional to 86,124.02, 118,841.01 and 48,396.02 is: 66,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,124.02 : 118,841.01 = 48,396.02 : x
  2. Step 2: Convert to fraction form
    86,124.02/118,841.01 = 48,396.02/x
  3. Step 3: Cross multiply
    86,124.02x = 118,841.01 × 48,396.02
  4. Step 4: Simplify right side
    86,124.02x = 5,751,431,896.78
  5. Step 5: Solve for x
    x = 5,751,431,896.78/86,124.02
  6. Step 6: Final answer
    x = 66,780.81

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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.