Home / 168,998.40-233,668.80-148,003.20

Finding the Fourth Proportional to 168,998.40, 233,668.80 and 148,003.20

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Solution

The fourth proportional to 168,998.40, 233,668.80 and 148,003.20 is: 204,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,998.40 : 233,668.80 = 148,003.20 : x
  2. Step 2: Convert to fraction form
    168,998.40/233,668.80 = 148,003.20/x
  3. Step 3: Cross multiply
    168,998.40x = 233,668.80 × 148,003.20
  4. Step 4: Simplify right side
    168,998.40x = 34,583,730,140.16
  5. Step 5: Solve for x
    x = 34,583,730,140.16/168,998.40
  6. Step 6: Final answer
    x = 204,639.39

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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.