Home / 86,199.84-118,957.23-47,962.44

Finding the Fourth Proportional to 86,199.84, 118,957.23 and 47,962.44

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Solution

The fourth proportional to 86,199.84, 118,957.23 and 47,962.44 is: 66,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,199.84 : 118,957.23 = 47,962.44 : x
  2. Step 2: Convert to fraction form
    86,199.84/118,957.23 = 47,962.44/x
  3. Step 3: Cross multiply
    86,199.84x = 118,957.23 × 47,962.44
  4. Step 4: Simplify right side
    86,199.84x = 5,705,479,006.44
  5. Step 5: Solve for x
    x = 5,705,479,006.44/86,199.84
  6. Step 6: Final answer
    x = 66,188.97

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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.