Home / 40,983.76-56,558.60-23,079.40

Finding the Fourth Proportional to 40,983.76, 56,558.60 and 23,079.40

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Solution

The fourth proportional to 40,983.76, 56,558.60 and 23,079.40 is: 31,850.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,983.76 : 56,558.60 = 23,079.40 : x
  2. Step 2: Convert to fraction form
    40,983.76/56,558.60 = 23,079.40/x
  3. Step 3: Cross multiply
    40,983.76x = 56,558.60 × 23,079.40
  4. Step 4: Simplify right side
    40,983.76x = 1,305,338,552.84
  5. Step 5: Solve for x
    x = 1,305,338,552.84/40,983.76
  6. Step 6: Final answer
    x = 31,850.14

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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.