Home / 75,160.90-103,601.59-50,954.46

Finding the Fourth Proportional to 75,160.90, 103,601.59 and 50,954.46

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Solution

The fourth proportional to 75,160.90, 103,601.59 and 50,954.46 is: 70,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,160.90 : 103,601.59 = 50,954.46 : x
  2. Step 2: Convert to fraction form
    75,160.90/103,601.59 = 50,954.46/x
  3. Step 3: Cross multiply
    75,160.90x = 103,601.59 × 50,954.46
  4. Step 4: Simplify right side
    75,160.90x = 5,278,963,073.59
  5. Step 5: Solve for x
    x = 5,278,963,073.59/75,160.90
  6. Step 6: Final answer
    x = 70,235.50

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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.