Home / 86,628.88-119,548.52-50,819.48

Finding the Fourth Proportional to 86,628.88, 119,548.52 and 50,819.48

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Solution

The fourth proportional to 86,628.88, 119,548.52 and 50,819.48 is: 70,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,628.88 : 119,548.52 = 50,819.48 : x
  2. Step 2: Convert to fraction form
    86,628.88/119,548.52 = 50,819.48/x
  3. Step 3: Cross multiply
    86,628.88x = 119,548.52 × 50,819.48
  4. Step 4: Simplify right side
    86,628.88x = 6,075,393,621.17
  5. Step 5: Solve for x
    x = 6,075,393,621.17/86,628.88
  6. Step 6: Final answer
    x = 70,131.27

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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.