Home / 86,814.01-130,226.12-33,506.29

Finding the Fourth Proportional to 86,814.01, 130,226.12 and 33,506.29

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Solution

The fourth proportional to 86,814.01, 130,226.12 and 33,506.29 is: 50,261.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,814.01 : 130,226.12 = 33,506.29 : x
  2. Step 2: Convert to fraction form
    86,814.01/130,226.12 = 33,506.29/x
  3. Step 3: Cross multiply
    86,814.01x = 130,226.12 × 33,506.29
  4. Step 4: Simplify right side
    86,814.01x = 4,363,394,142.29
  5. Step 5: Solve for x
    x = 4,363,394,142.29/86,814.01
  6. Step 6: Final answer
    x = 50,261.41

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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.