Home / 227,009.40-340,514.10-168,106.20

Finding the Fourth Proportional to 227,009.40, 340,514.10 and 168,106.20

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Solution

The fourth proportional to 227,009.40, 340,514.10 and 168,106.20 is: 252,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,009.40 : 340,514.10 = 168,106.20 : x
  2. Step 2: Convert to fraction form
    227,009.40/340,514.10 = 168,106.20/x
  3. Step 3: Cross multiply
    227,009.40x = 340,514.10 × 168,106.20
  4. Step 4: Simplify right side
    227,009.40x = 57,242,531,397.42
  5. Step 5: Solve for x
    x = 57,242,531,397.42/227,009.40
  6. Step 6: Final answer
    x = 252,159.30

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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.