Home / 85,939.84-118,596.48-48,214

Finding the Fourth Proportional to 85,939.84, 118,596.48 and 48,214

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Solution

The fourth proportional to 85,939.84, 118,596.48 and 48,214 is: 66,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,939.84 : 118,596.48 = 48,214 : x
  2. Step 2: Convert to fraction form
    85,939.84/118,596.48 = 48,214/x
  3. Step 3: Cross multiply
    85,939.84x = 118,596.48 × 48,214
  4. Step 4: Simplify right side
    85,939.84x = 5,718,010,686.72
  5. Step 5: Solve for x
    x = 5,718,010,686.72/85,939.84
  6. Step 6: Final answer
    x = 66,535.04

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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.