Home / 168,820.03-233,043.38-105,189.27

Finding the Fourth Proportional to 168,820.03, 233,043.38 and 105,189.27

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Solution

The fourth proportional to 168,820.03, 233,043.38 and 105,189.27 is: 145,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,820.03 : 233,043.38 = 105,189.27 : x
  2. Step 2: Convert to fraction form
    168,820.03/233,043.38 = 105,189.27/x
  3. Step 3: Cross multiply
    168,820.03x = 233,043.38 × 105,189.27
  4. Step 4: Simplify right side
    168,820.03x = 24,513,663,020.53
  5. Step 5: Solve for x
    x = 24,513,663,020.53/168,820.03
  6. Step 6: Final answer
    x = 145,205.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.