Home / 53,347.20-73,627.96-40,642.36

Finding the Fourth Proportional to 53,347.20, 73,627.96 and 40,642.36

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Solution

The fourth proportional to 53,347.20, 73,627.96 and 40,642.36 is: 56,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,347.20 : 73,627.96 = 40,642.36 : x
  2. Step 2: Convert to fraction form
    53,347.20/73,627.96 = 40,642.36/x
  3. Step 3: Cross multiply
    53,347.20x = 73,627.96 × 40,642.36
  4. Step 4: Simplify right side
    53,347.20x = 2,992,414,056.39
  5. Step 5: Solve for x
    x = 2,992,414,056.39/53,347.20
  6. Step 6: Final answer
    x = 56,093.18

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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.