Home / 77,198.25-106,533.59-41,870.25

Finding the Fourth Proportional to 77,198.25, 106,533.59 and 41,870.25

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Solution

The fourth proportional to 77,198.25, 106,533.59 and 41,870.25 is: 57,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,198.25 : 106,533.59 = 41,870.25 : x
  2. Step 2: Convert to fraction form
    77,198.25/106,533.59 = 41,870.25/x
  3. Step 3: Cross multiply
    77,198.25x = 106,533.59 × 41,870.25
  4. Step 4: Simplify right side
    77,198.25x = 4,460,587,837.35
  5. Step 5: Solve for x
    x = 4,460,587,837.35/77,198.25
  6. Step 6: Final answer
    x = 57,780.95

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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.