Home / 43,553.36-65,300.86-20,167.04

Finding the Fourth Proportional to 43,553.36, 65,300.86 and 20,167.04

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Solution

The fourth proportional to 43,553.36, 65,300.86 and 20,167.04 is: 30,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553.36 : 65,300.86 = 20,167.04 : x
  2. Step 2: Convert to fraction form
    43,553.36/65,300.86 = 20,167.04/x
  3. Step 3: Cross multiply
    43,553.36x = 65,300.86 × 20,167.04
  4. Step 4: Simplify right side
    43,553.36x = 1,316,925,055.65
  5. Step 5: Solve for x
    x = 1,316,925,055.65/43,553.36
  6. Step 6: Final answer
    x = 30,237.05

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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.