Home / 48,129.03-66,391.39-27,983.68

Finding the Fourth Proportional to 48,129.03, 66,391.39 and 27,983.68

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Solution

The fourth proportional to 48,129.03, 66,391.39 and 27,983.68 is: 38,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,129.03 : 66,391.39 = 27,983.68 : x
  2. Step 2: Convert to fraction form
    48,129.03/66,391.39 = 27,983.68/x
  3. Step 3: Cross multiply
    48,129.03x = 66,391.39 × 27,983.68
  4. Step 4: Simplify right side
    48,129.03x = 1,857,875,648.45
  5. Step 5: Solve for x
    x = 1,857,875,648.45/48,129.03
  6. Step 6: Final answer
    x = 38,601.98

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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.