Home / 68,522.02-102,783.02-18,602.12

Finding the Fourth Proportional to 68,522.02, 102,783.02 and 18,602.12

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Solution

The fourth proportional to 68,522.02, 102,783.02 and 18,602.12 is: 27,903.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,522.02 : 102,783.02 = 18,602.12 : x
  2. Step 2: Convert to fraction form
    68,522.02/102,783.02 = 18,602.12/x
  3. Step 3: Cross multiply
    68,522.02x = 102,783.02 × 18,602.12
  4. Step 4: Simplify right side
    68,522.02x = 1,911,982,072.00
  5. Step 5: Solve for x
    x = 1,911,982,072.00/68,522.02
  6. Step 6: Final answer
    x = 27,903.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.