Home / 75,549.60-104,261.31-41,560.74

Finding the Fourth Proportional to 75,549.60, 104,261.31 and 41,560.74

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Solution

The fourth proportional to 75,549.60, 104,261.31 and 41,560.74 is: 57,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,549.60 : 104,261.31 = 41,560.74 : x
  2. Step 2: Convert to fraction form
    75,549.60/104,261.31 = 41,560.74/x
  3. Step 3: Cross multiply
    75,549.60x = 104,261.31 × 41,560.74
  4. Step 4: Simplify right side
    75,549.60x = 4,333,177,196.97
  5. Step 5: Solve for x
    x = 4,333,177,196.97/75,549.60
  6. Step 6: Final answer
    x = 57,355.40

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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.