Home / 94,201.50-129,940.38-55,935.06

Finding the Fourth Proportional to 94,201.50, 129,940.38 and 55,935.06

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Solution

The fourth proportional to 94,201.50, 129,940.38 and 55,935.06 is: 77,156.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,201.50 : 129,940.38 = 55,935.06 : x
  2. Step 2: Convert to fraction form
    94,201.50/129,940.38 = 55,935.06/x
  3. Step 3: Cross multiply
    94,201.50x = 129,940.38 × 55,935.06
  4. Step 4: Simplify right side
    94,201.50x = 7,268,222,951.72
  5. Step 5: Solve for x
    x = 7,268,222,951.72/94,201.50
  6. Step 6: Final answer
    x = 77,156.13

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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.