Home / 73,070.54-109,539.99-26,290.50

Finding the Fourth Proportional to 73,070.54, 109,539.99 and 26,290.50

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Solution

The fourth proportional to 73,070.54, 109,539.99 and 26,290.50 is: 39,412.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,070.54 : 109,539.99 = 26,290.50 : x
  2. Step 2: Convert to fraction form
    73,070.54/109,539.99 = 26,290.50/x
  3. Step 3: Cross multiply
    73,070.54x = 109,539.99 × 26,290.50
  4. Step 4: Simplify right side
    73,070.54x = 2,879,861,107.10
  5. Step 5: Solve for x
    x = 2,879,861,107.10/73,070.54
  6. Step 6: Final answer
    x = 39,412.07

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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.