Home / 85,539.93-118,040.32-47,297.26

Finding the Fourth Proportional to 85,539.93, 118,040.32 and 47,297.26

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Solution

The fourth proportional to 85,539.93, 118,040.32 and 47,297.26 is: 65,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,539.93 : 118,040.32 = 47,297.26 : x
  2. Step 2: Convert to fraction form
    85,539.93/118,040.32 = 47,297.26/x
  3. Step 3: Cross multiply
    85,539.93x = 118,040.32 × 47,297.26
  4. Step 4: Simplify right side
    85,539.93x = 5,582,983,705.52
  5. Step 5: Solve for x
    x = 5,582,983,705.52/85,539.93
  6. Step 6: Final answer
    x = 65,267.57

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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.