Home / 30,099.64-41,537.62-16,670.60

Finding the Fourth Proportional to 30,099.64, 41,537.62 and 16,670.60

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Solution

The fourth proportional to 30,099.64, 41,537.62 and 16,670.60 is: 23,005.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,099.64 : 41,537.62 = 16,670.60 : x
  2. Step 2: Convert to fraction form
    30,099.64/41,537.62 = 16,670.60/x
  3. Step 3: Cross multiply
    30,099.64x = 41,537.62 × 16,670.60
  4. Step 4: Simplify right side
    30,099.64x = 692,457,047.97
  5. Step 5: Solve for x
    x = 692,457,047.97/30,099.64
  6. Step 6: Final answer
    x = 23,005.49

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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.