Home / 145,200.44-217,857-56,516.24

Finding the Fourth Proportional to 145,200.44, 217,857 and 56,516.24

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Solution

The fourth proportional to 145,200.44, 217,857 and 56,516.24 is: 84,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,200.44 : 217,857 = 56,516.24 : x
  2. Step 2: Convert to fraction form
    145,200.44/217,857 = 56,516.24/x
  3. Step 3: Cross multiply
    145,200.44x = 217,857 × 56,516.24
  4. Step 4: Simplify right side
    145,200.44x = 12,312,458,497.68
  5. Step 5: Solve for x
    x = 12,312,458,497.68/145,200.44
  6. Step 6: Final answer
    x = 84,796.29

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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.