Home / 30,338.08-45,269.77-27,185.99

Finding the Fourth Proportional to 30,338.08, 45,269.77 and 27,185.99

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Solution

The fourth proportional to 30,338.08, 45,269.77 and 27,185.99 is: 40,566.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,338.08 : 45,269.77 = 27,185.99 : x
  2. Step 2: Convert to fraction form
    30,338.08/45,269.77 = 27,185.99/x
  3. Step 3: Cross multiply
    30,338.08x = 45,269.77 × 27,185.99
  4. Step 4: Simplify right side
    30,338.08x = 1,230,703,271.18
  5. Step 5: Solve for x
    x = 1,230,703,271.18/30,338.08
  6. Step 6: Final answer
    x = 40,566.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.