Home / 52,181.94-78,238.89-34,358.68

Finding the Fourth Proportional to 52,181.94, 78,238.89 and 34,358.68

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Solution

The fourth proportional to 52,181.94, 78,238.89 and 34,358.68 is: 51,515.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,181.94 : 78,238.89 = 34,358.68 : x
  2. Step 2: Convert to fraction form
    52,181.94/78,238.89 = 34,358.68/x
  3. Step 3: Cross multiply
    52,181.94x = 78,238.89 × 34,358.68
  4. Step 4: Simplify right side
    52,181.94x = 2,688,184,985.07
  5. Step 5: Solve for x
    x = 2,688,184,985.07/52,181.94
  6. Step 6: Final answer
    x = 51,515.62

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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.