Home / 168,020.20-252,030.30-151,107.40

Finding the Fourth Proportional to 168,020.20, 252,030.30 and 151,107.40

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Solution

The fourth proportional to 168,020.20, 252,030.30 and 151,107.40 is: 226,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,020.20 : 252,030.30 = 151,107.40 : x
  2. Step 2: Convert to fraction form
    168,020.20/252,030.30 = 151,107.40/x
  3. Step 3: Cross multiply
    168,020.20x = 252,030.30 × 151,107.40
  4. Step 4: Simplify right side
    168,020.20x = 38,083,643,354.22
  5. Step 5: Solve for x
    x = 38,083,643,354.22/168,020.20
  6. Step 6: Final answer
    x = 226,661.10

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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.