Home / 45,529.76-62,826-27,629.12

Finding the Fourth Proportional to 45,529.76, 62,826 and 27,629.12

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Solution

The fourth proportional to 45,529.76, 62,826 and 27,629.12 is: 38,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,529.76 : 62,826 = 27,629.12 : x
  2. Step 2: Convert to fraction form
    45,529.76/62,826 = 27,629.12/x
  3. Step 3: Cross multiply
    45,529.76x = 62,826 × 27,629.12
  4. Step 4: Simplify right side
    45,529.76x = 1,735,827,093.12
  5. Step 5: Solve for x
    x = 1,735,827,093.12/45,529.76
  6. Step 6: Final answer
    x = 38,125.11

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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.