Home / 85,941.84-118,599.24-48,216

Finding the Fourth Proportional to 85,941.84, 118,599.24 and 48,216

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Solution

The fourth proportional to 85,941.84, 118,599.24 and 48,216 is: 66,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,941.84 : 118,599.24 = 48,216 : x
  2. Step 2: Convert to fraction form
    85,941.84/118,599.24 = 48,216/x
  3. Step 3: Cross multiply
    85,941.84x = 118,599.24 × 48,216
  4. Step 4: Simplify right side
    85,941.84x = 5,718,380,955.84
  5. Step 5: Solve for x
    x = 5,718,380,955.84/85,941.84
  6. Step 6: Final answer
    x = 66,537.80

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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.