Home / 29,259.84-43,837.92-19,980.48

Finding the Fourth Proportional to 29,259.84, 43,837.92 and 19,980.48

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Solution

The fourth proportional to 29,259.84, 43,837.92 and 19,980.48 is: 29,935.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,259.84 : 43,837.92 = 19,980.48 : x
  2. Step 2: Convert to fraction form
    29,259.84/43,837.92 = 19,980.48/x
  3. Step 3: Cross multiply
    29,259.84x = 43,837.92 × 19,980.48
  4. Step 4: Simplify right side
    29,259.84x = 875,902,683.80
  5. Step 5: Solve for x
    x = 875,902,683.80/29,259.84
  6. Step 6: Final answer
    x = 29,935.32

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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.