Home / 180,601.10-270,804.45-75,301.10

Finding the Fourth Proportional to 180,601.10, 270,804.45 and 75,301.10

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Solution

The fourth proportional to 180,601.10, 270,804.45 and 75,301.10 is: 112,911.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,601.10 : 270,804.45 = 75,301.10 : x
  2. Step 2: Convert to fraction form
    180,601.10/270,804.45 = 75,301.10/x
  3. Step 3: Cross multiply
    180,601.10x = 270,804.45 × 75,301.10
  4. Step 4: Simplify right side
    180,601.10x = 20,391,872,969.90
  5. Step 5: Solve for x
    x = 20,391,872,969.90/180,601.10
  6. Step 6: Final answer
    x = 112,911.12

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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.