Home / 212,600.77-293,389.08-117,107.47

Finding the Fourth Proportional to 212,600.77, 293,389.08 and 117,107.47

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Solution

The fourth proportional to 212,600.77, 293,389.08 and 117,107.47 is: 161,608.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,600.77 : 293,389.08 = 117,107.47 : x
  2. Step 2: Convert to fraction form
    212,600.77/293,389.08 = 117,107.47/x
  3. Step 3: Cross multiply
    212,600.77x = 293,389.08 × 117,107.47
  4. Step 4: Simplify right side
    212,600.77x = 34,358,052,884.43
  5. Step 5: Solve for x
    x = 34,358,052,884.43/212,600.77
  6. Step 6: Final answer
    x = 161,608.32

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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.