Home / 77,219.06-115,903.50-37,266.16

Finding the Fourth Proportional to 77,219.06, 115,903.50 and 37,266.16

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Solution

The fourth proportional to 77,219.06, 115,903.50 and 37,266.16 is: 55,935.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,219.06 : 115,903.50 = 37,266.16 : x
  2. Step 2: Convert to fraction form
    77,219.06/115,903.50 = 37,266.16/x
  3. Step 3: Cross multiply
    77,219.06x = 115,903.50 × 37,266.16
  4. Step 4: Simplify right side
    77,219.06x = 4,319,278,375.56
  5. Step 5: Solve for x
    x = 4,319,278,375.56/77,219.06
  6. Step 6: Final answer
    x = 55,935.39

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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.