Home / 85,853.90-118,481.46-50,038.13

Finding the Fourth Proportional to 85,853.90, 118,481.46 and 50,038.13

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Solution

The fourth proportional to 85,853.90, 118,481.46 and 50,038.13 is: 69,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,853.90 : 118,481.46 = 50,038.13 : x
  2. Step 2: Convert to fraction form
    85,853.90/118,481.46 = 50,038.13/x
  3. Step 3: Cross multiply
    85,853.90x = 118,481.46 × 50,038.13
  4. Step 4: Simplify right side
    85,853.90x = 5,928,590,698.07
  5. Step 5: Solve for x
    x = 5,928,590,698.07/85,853.90
  6. Step 6: Final answer
    x = 69,054.41

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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.