Home / 55,532.83-83,315.40-19,993.51

Finding the Fourth Proportional to 55,532.83, 83,315.40 and 19,993.51

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Solution

The fourth proportional to 55,532.83, 83,315.40 and 19,993.51 is: 29,996.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,532.83 : 83,315.40 = 19,993.51 : x
  2. Step 2: Convert to fraction form
    55,532.83/83,315.40 = 19,993.51/x
  3. Step 3: Cross multiply
    55,532.83x = 83,315.40 × 19,993.51
  4. Step 4: Simplify right side
    55,532.83x = 1,665,767,283.05
  5. Step 5: Solve for x
    x = 1,665,767,283.05/55,532.83
  6. Step 6: Final answer
    x = 29,996.08

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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.