Home / 86,402.58-119,236.08-48,164.55

Finding the Fourth Proportional to 86,402.58, 119,236.08 and 48,164.55

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Solution

The fourth proportional to 86,402.58, 119,236.08 and 48,164.55 is: 66,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,402.58 : 119,236.08 = 48,164.55 : x
  2. Step 2: Convert to fraction form
    86,402.58/119,236.08 = 48,164.55/x
  3. Step 3: Cross multiply
    86,402.58x = 119,236.08 × 48,164.55
  4. Step 4: Simplify right side
    86,402.58x = 5,742,952,136.96
  5. Step 5: Solve for x
    x = 5,742,952,136.96/86,402.58
  6. Step 6: Final answer
    x = 66,467.37

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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.