Home / 147,523.16-203,581.59-80,455.16

Finding the Fourth Proportional to 147,523.16, 203,581.59 and 80,455.16

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Solution

The fourth proportional to 147,523.16, 203,581.59 and 80,455.16 is: 111,027.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,523.16 : 203,581.59 = 80,455.16 : x
  2. Step 2: Convert to fraction form
    147,523.16/203,581.59 = 80,455.16/x
  3. Step 3: Cross multiply
    147,523.16x = 203,581.59 × 80,455.16
  4. Step 4: Simplify right side
    147,523.16x = 16,379,189,396.50
  5. Step 5: Solve for x
    x = 16,379,189,396.50/147,523.16
  6. Step 6: Final answer
    x = 111,027.92

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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.