Home / 29,325.03-43,987.94-21,075.18

Finding the Fourth Proportional to 29,325.03, 43,987.94 and 21,075.18

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Solution

The fourth proportional to 29,325.03, 43,987.94 and 21,075.18 is: 31,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,325.03 : 43,987.94 = 21,075.18 : x
  2. Step 2: Convert to fraction form
    29,325.03/43,987.94 = 21,075.18/x
  3. Step 3: Cross multiply
    29,325.03x = 43,987.94 × 21,075.18
  4. Step 4: Simplify right side
    29,325.03x = 927,053,753.33
  5. Step 5: Solve for x
    x = 927,053,753.33/29,325.03
  6. Step 6: Final answer
    x = 31,613.05

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1.5x scale

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.