Home / 83,939.06-115,837.22-46,213.32

Finding the Fourth Proportional to 83,939.06, 115,837.22 and 46,213.32

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Solution

The fourth proportional to 83,939.06, 115,837.22 and 46,213.32 is: 63,775.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,939.06 : 115,837.22 = 46,213.32 : x
  2. Step 2: Convert to fraction form
    83,939.06/115,837.22 = 46,213.32/x
  3. Step 3: Cross multiply
    83,939.06x = 115,837.22 × 46,213.32
  4. Step 4: Simplify right side
    83,939.06x = 5,353,222,515.77
  5. Step 5: Solve for x
    x = 5,353,222,515.77/83,939.06
  6. Step 6: Final answer
    x = 63,775.11

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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.