Home / 134,768.10-202,176.45-55,890.30

Finding the Fourth Proportional to 134,768.10, 202,176.45 and 55,890.30

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Solution

The fourth proportional to 134,768.10, 202,176.45 and 55,890.30 is: 83,845.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,768.10 : 202,176.45 = 55,890.30 : x
  2. Step 2: Convert to fraction form
    134,768.10/202,176.45 = 55,890.30/x
  3. Step 3: Cross multiply
    134,768.10x = 202,176.45 × 55,890.30
  4. Step 4: Simplify right side
    134,768.10x = 11,299,702,443.44
  5. Step 5: Solve for x
    x = 11,299,702,443.44/134,768.10
  6. Step 6: Final answer
    x = 83,845.53

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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.