Home / 40,101.48-55,342.01-23,108.37

Finding the Fourth Proportional to 40,101.48, 55,342.01 and 23,108.37

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Solution

The fourth proportional to 40,101.48, 55,342.01 and 23,108.37 is: 31,890.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,101.48 : 55,342.01 = 23,108.37 : x
  2. Step 2: Convert to fraction form
    40,101.48/55,342.01 = 23,108.37/x
  3. Step 3: Cross multiply
    40,101.48x = 55,342.01 × 23,108.37
  4. Step 4: Simplify right side
    40,101.48x = 1,278,863,528.08
  5. Step 5: Solve for x
    x = 1,278,863,528.08/40,101.48
  6. Step 6: Final answer
    x = 31,890.68

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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.