Home / 86,383.98-119,239.74-50,585.52

Finding the Fourth Proportional to 86,383.98, 119,239.74 and 50,585.52

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Solution

The fourth proportional to 86,383.98, 119,239.74 and 50,585.52 is: 69,825.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,383.98 : 119,239.74 = 50,585.52 : x
  2. Step 2: Convert to fraction form
    86,383.98/119,239.74 = 50,585.52/x
  3. Step 3: Cross multiply
    86,383.98x = 119,239.74 × 50,585.52
  4. Step 4: Simplify right side
    86,383.98x = 6,031,804,252.56
  5. Step 5: Solve for x
    x = 6,031,804,252.56/86,383.98
  6. Step 6: Final answer
    x = 69,825.50

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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.