Home / 193,763.12-289,522.62-148,537.04

Finding the Fourth Proportional to 193,763.12, 289,522.62 and 148,537.04

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Solution

The fourth proportional to 193,763.12, 289,522.62 and 148,537.04 is: 221,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,763.12 : 289,522.62 = 148,537.04 : x
  2. Step 2: Convert to fraction form
    193,763.12/289,522.62 = 148,537.04/x
  3. Step 3: Cross multiply
    193,763.12x = 289,522.62 × 148,537.04
  4. Step 4: Simplify right side
    193,763.12x = 43,004,832,987.84
  5. Step 5: Solve for x
    x = 43,004,832,987.84/193,763.12
  6. Step 6: Final answer
    x = 221,945.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.