Home / 68,569.20-94,512.60-45,900.36

Finding the Fourth Proportional to 68,569.20, 94,512.60 and 45,900.36

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Solution

The fourth proportional to 68,569.20, 94,512.60 and 45,900.36 is: 63,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,569.20 : 94,512.60 = 45,900.36 : x
  2. Step 2: Convert to fraction form
    68,569.20/94,512.60 = 45,900.36/x
  3. Step 3: Cross multiply
    68,569.20x = 94,512.60 × 45,900.36
  4. Step 4: Simplify right side
    68,569.20x = 4,338,162,364.54
  5. Step 5: Solve for x
    x = 4,338,162,364.54/68,569.20
  6. Step 6: Final answer
    x = 63,266.92

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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.