Home / 86,058.02-118,763.35-47,820.41

Finding the Fourth Proportional to 86,058.02, 118,763.35 and 47,820.41

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Solution

The fourth proportional to 86,058.02, 118,763.35 and 47,820.41 is: 65,993.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,058.02 : 118,763.35 = 47,820.41 : x
  2. Step 2: Convert to fraction form
    86,058.02/118,763.35 = 47,820.41/x
  3. Step 3: Cross multiply
    86,058.02x = 118,763.35 × 47,820.41
  4. Step 4: Simplify right side
    86,058.02x = 5,679,311,821.97
  5. Step 5: Solve for x
    x = 5,679,311,821.97/86,058.02
  6. Step 6: Final answer
    x = 65,993.98

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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.