Home / 86,224.92-118,967.08-50,423.72

Finding the Fourth Proportional to 86,224.92, 118,967.08 and 50,423.72

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Solution

The fourth proportional to 86,224.92, 118,967.08 and 50,423.72 is: 69,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,224.92 : 118,967.08 = 50,423.72 : x
  2. Step 2: Convert to fraction form
    86,224.92/118,967.08 = 50,423.72/x
  3. Step 3: Cross multiply
    86,224.92x = 118,967.08 × 50,423.72
  4. Step 4: Simplify right side
    86,224.92x = 5,998,762,731.14
  5. Step 5: Solve for x
    x = 5,998,762,731.14/86,224.92
  6. Step 6: Final answer
    x = 69,571.10

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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.