Home / 85,768.16-118,348.98-48,042.41

Finding the Fourth Proportional to 85,768.16, 118,348.98 and 48,042.41

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Solution

The fourth proportional to 85,768.16, 118,348.98 and 48,042.41 is: 66,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,768.16 : 118,348.98 = 48,042.41 : x
  2. Step 2: Convert to fraction form
    85,768.16/118,348.98 = 48,042.41/x
  3. Step 3: Cross multiply
    85,768.16x = 118,348.98 × 48,042.41
  4. Step 4: Simplify right side
    85,768.16x = 5,685,770,220.24
  5. Step 5: Solve for x
    x = 5,685,770,220.24/85,768.16
  6. Step 6: Final answer
    x = 66,292.32

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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.