Home / 83,944.96-115,852.24-62,687.36

Finding the Fourth Proportional to 83,944.96, 115,852.24 and 62,687.36

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Solution

The fourth proportional to 83,944.96, 115,852.24 and 62,687.36 is: 86,514.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,944.96 : 115,852.24 = 62,687.36 : x
  2. Step 2: Convert to fraction form
    83,944.96/115,852.24 = 62,687.36/x
  3. Step 3: Cross multiply
    83,944.96x = 115,852.24 × 62,687.36
  4. Step 4: Simplify right side
    83,944.96x = 7,262,471,075.69
  5. Step 5: Solve for x
    x = 7,262,471,075.69/83,944.96
  6. Step 6: Final answer
    x = 86,514.68

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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.