Home / 86,208.02-118,966.29-48,481.46

Finding the Fourth Proportional to 86,208.02, 118,966.29 and 48,481.46

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Solution

The fourth proportional to 86,208.02, 118,966.29 and 48,481.46 is: 66,903.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,208.02 : 118,966.29 = 48,481.46 : x
  2. Step 2: Convert to fraction form
    86,208.02/118,966.29 = 48,481.46/x
  3. Step 3: Cross multiply
    86,208.02x = 118,966.29 × 48,481.46
  4. Step 4: Simplify right side
    86,208.02x = 5,767,659,429.98
  5. Step 5: Solve for x
    x = 5,767,659,429.98/86,208.02
  6. Step 6: Final answer
    x = 66,903.98

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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.