Home / 65,454.17-98,179.29-18,072.16

Finding the Fourth Proportional to 65,454.17, 98,179.29 and 18,072.16

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Solution

The fourth proportional to 65,454.17, 98,179.29 and 18,072.16 is: 27,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,454.17 : 98,179.29 = 18,072.16 : x
  2. Step 2: Convert to fraction form
    65,454.17/98,179.29 = 18,072.16/x
  3. Step 3: Cross multiply
    65,454.17x = 98,179.29 × 18,072.16
  4. Step 4: Simplify right side
    65,454.17x = 1,774,311,592.12
  5. Step 5: Solve for x
    x = 1,774,311,592.12/65,454.17
  6. Step 6: Final answer
    x = 27,107.69

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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.