Home / 86,827.83-130,246.79-33,520.07

Finding the Fourth Proportional to 86,827.83, 130,246.79 and 33,520.07

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Solution

The fourth proportional to 86,827.83, 130,246.79 and 33,520.07 is: 50,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,827.83 : 130,246.79 = 33,520.07 : x
  2. Step 2: Convert to fraction form
    86,827.83/130,246.79 = 33,520.07/x
  3. Step 3: Cross multiply
    86,827.83x = 130,246.79 × 33,520.07
  4. Step 4: Simplify right side
    86,827.83x = 4,365,880,699.24
  5. Step 5: Solve for x
    x = 4,365,880,699.24/86,827.83
  6. Step 6: Final answer
    x = 50,282.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.