Home / 40,041.38-55,262.60-23,045.28

Finding the Fourth Proportional to 40,041.38, 55,262.60 and 23,045.28

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Solution

The fourth proportional to 40,041.38, 55,262.60 and 23,045.28 is: 31,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,041.38 : 55,262.60 = 23,045.28 : x
  2. Step 2: Convert to fraction form
    40,041.38/55,262.60 = 23,045.28/x
  3. Step 3: Cross multiply
    40,041.38x = 55,262.60 × 23,045.28
  4. Step 4: Simplify right side
    40,041.38x = 1,273,542,090.53
  5. Step 5: Solve for x
    x = 1,273,542,090.53/40,041.38
  6. Step 6: Final answer
    x = 31,805.65

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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.