Home / 40,443.54-55,809.70-23,446.45

Finding the Fourth Proportional to 40,443.54, 55,809.70 and 23,446.45

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Solution

The fourth proportional to 40,443.54, 55,809.70 and 23,446.45 is: 32,354.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,443.54 : 55,809.70 = 23,446.45 : x
  2. Step 2: Convert to fraction form
    40,443.54/55,809.70 = 23,446.45/x
  3. Step 3: Cross multiply
    40,443.54x = 55,809.70 × 23,446.45
  4. Step 4: Simplify right side
    40,443.54x = 1,308,539,340.57
  5. Step 5: Solve for x
    x = 1,308,539,340.57/40,443.54
  6. Step 6: Final answer
    x = 32,354.72

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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.