Home / 52,477.22-78,720.06-16,451.21

Finding the Fourth Proportional to 52,477.22, 78,720.06 and 16,451.21

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Solution

The fourth proportional to 52,477.22, 78,720.06 and 16,451.21 is: 24,678.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477.22 : 78,720.06 = 16,451.21 : x
  2. Step 2: Convert to fraction form
    52,477.22/78,720.06 = 16,451.21/x
  3. Step 3: Cross multiply
    52,477.22x = 78,720.06 × 16,451.21
  4. Step 4: Simplify right side
    52,477.22x = 1,295,039,844.67
  5. Step 5: Solve for x
    x = 1,295,039,844.67/52,477.22
  6. Step 6: Final answer
    x = 24,678.14

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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.