Home / 86,364.86-119,183.76-50,073.36

Finding the Fourth Proportional to 86,364.86, 119,183.76 and 50,073.36

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Solution

The fourth proportional to 86,364.86, 119,183.76 and 50,073.36 is: 69,101.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,364.86 : 119,183.76 = 50,073.36 : x
  2. Step 2: Convert to fraction form
    86,364.86/119,183.76 = 50,073.36/x
  3. Step 3: Cross multiply
    86,364.86x = 119,183.76 × 50,073.36
  4. Step 4: Simplify right side
    86,364.86x = 5,967,931,320.63
  5. Step 5: Solve for x
    x = 5,967,931,320.63/86,364.86
  6. Step 6: Final answer
    x = 69,101.39

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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.