Home / 86,923.52-119,933.89-49,197.77

Finding the Fourth Proportional to 86,923.52, 119,933.89 and 49,197.77

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Solution

The fourth proportional to 86,923.52, 119,933.89 and 49,197.77 is: 67,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,923.52 : 119,933.89 = 49,197.77 : x
  2. Step 2: Convert to fraction form
    86,923.52/119,933.89 = 49,197.77/x
  3. Step 3: Cross multiply
    86,923.52x = 119,933.89 × 49,197.77
  4. Step 4: Simplify right side
    86,923.52x = 5,900,479,662.51
  5. Step 5: Solve for x
    x = 5,900,479,662.51/86,923.52
  6. Step 6: Final answer
    x = 67,881.28

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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.