Home / 68,186.08-94,048.32-45,513.64

Finding the Fourth Proportional to 68,186.08, 94,048.32 and 45,513.64

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Solution

The fourth proportional to 68,186.08, 94,048.32 and 45,513.64 is: 62,776.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,186.08 : 94,048.32 = 45,513.64 : x
  2. Step 2: Convert to fraction form
    68,186.08/94,048.32 = 45,513.64/x
  3. Step 3: Cross multiply
    68,186.08x = 94,048.32 × 45,513.64
  4. Step 4: Simplify right side
    68,186.08x = 4,280,481,379.08
  5. Step 5: Solve for x
    x = 4,280,481,379.08/68,186.08
  6. Step 6: Final answer
    x = 62,776.47

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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.