Home / 245,164.03-338,353.83-148,421.23

Finding the Fourth Proportional to 245,164.03, 338,353.83 and 148,421.23

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Solution

The fourth proportional to 245,164.03, 338,353.83 and 148,421.23 is: 204,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,164.03 : 338,353.83 = 148,421.23 : x
  2. Step 2: Convert to fraction form
    245,164.03/338,353.83 = 148,421.23/x
  3. Step 3: Cross multiply
    245,164.03x = 338,353.83 × 148,421.23
  4. Step 4: Simplify right side
    245,164.03x = 50,218,891,623.81
  5. Step 5: Solve for x
    x = 50,218,891,623.81/245,164.03
  6. Step 6: Final answer
    x = 204,837.93

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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.