Home / 81,241.21-112,110.77-44,941.71

Finding the Fourth Proportional to 81,241.21, 112,110.77 and 44,941.71

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Solution

The fourth proportional to 81,241.21, 112,110.77 and 44,941.71 is: 62,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,241.21 : 112,110.77 = 44,941.71 : x
  2. Step 2: Convert to fraction form
    81,241.21/112,110.77 = 44,941.71/x
  3. Step 3: Cross multiply
    81,241.21x = 112,110.77 × 44,941.71
  4. Step 4: Simplify right side
    81,241.21x = 5,038,449,615.36
  5. Step 5: Solve for x
    x = 5,038,449,615.36/81,241.21
  6. Step 6: Final answer
    x = 62,018.40

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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.