Home / 85,848.22-118,467.25-47,609.34

Finding the Fourth Proportional to 85,848.22, 118,467.25 and 47,609.34

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Solution

The fourth proportional to 85,848.22, 118,467.25 and 47,609.34 is: 65,699.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,848.22 : 118,467.25 = 47,609.34 : x
  2. Step 2: Convert to fraction form
    85,848.22/118,467.25 = 47,609.34/x
  3. Step 3: Cross multiply
    85,848.22x = 118,467.25 × 47,609.34
  4. Step 4: Simplify right side
    85,848.22x = 5,640,147,584.12
  5. Step 5: Solve for x
    x = 5,640,147,584.12/85,848.22
  6. Step 6: Final answer
    x = 65,699.06

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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.