Home / 65,576.30-98,364.51-28,112.18

Finding the Fourth Proportional to 65,576.30, 98,364.51 and 28,112.18

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Solution

The fourth proportional to 65,576.30, 98,364.51 and 28,112.18 is: 42,168.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,576.30 : 98,364.51 = 28,112.18 : x
  2. Step 2: Convert to fraction form
    65,576.30/98,364.51 = 28,112.18/x
  3. Step 3: Cross multiply
    65,576.30x = 98,364.51 × 28,112.18
  4. Step 4: Simplify right side
    65,576.30x = 2,765,240,318.91
  5. Step 5: Solve for x
    x = 2,765,240,318.91/65,576.30
  6. Step 6: Final answer
    x = 42,168.29

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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.