Home / 75,017.83-103,558.56-50,848.75

Finding the Fourth Proportional to 75,017.83, 103,558.56 and 50,848.75

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Solution

The fourth proportional to 75,017.83, 103,558.56 and 50,848.75 is: 70,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,017.83 : 103,558.56 = 50,848.75 : x
  2. Step 2: Convert to fraction form
    75,017.83/103,558.56 = 50,848.75/x
  3. Step 3: Cross multiply
    75,017.83x = 103,558.56 × 50,848.75
  4. Step 4: Simplify right side
    75,017.83x = 5,265,823,327.80
  5. Step 5: Solve for x
    x = 5,265,823,327.80/75,017.83
  6. Step 6: Final answer
    x = 70,194.29

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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.