Home / 77,415.33-115,958.94-58,486.83

Finding the Fourth Proportional to 77,415.33, 115,958.94 and 58,486.83

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Solution

The fourth proportional to 77,415.33, 115,958.94 and 58,486.83 is: 87,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,415.33 : 115,958.94 = 58,486.83 : x
  2. Step 2: Convert to fraction form
    77,415.33/115,958.94 = 58,486.83/x
  3. Step 3: Cross multiply
    77,415.33x = 115,958.94 × 58,486.83
  4. Step 4: Simplify right side
    77,415.33x = 6,782,070,810.76
  5. Step 5: Solve for x
    x = 6,782,070,810.76/77,415.33
  6. Step 6: Final answer
    x = 87,606.30

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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.