Home / 69,275.37-103,725.36-35,925.50

Finding the Fourth Proportional to 69,275.37, 103,725.36 and 35,925.50

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Solution

The fourth proportional to 69,275.37, 103,725.36 and 35,925.50 is: 53,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,275.37 : 103,725.36 = 35,925.50 : x
  2. Step 2: Convert to fraction form
    69,275.37/103,725.36 = 35,925.50/x
  3. Step 3: Cross multiply
    69,275.37x = 103,725.36 × 35,925.50
  4. Step 4: Simplify right side
    69,275.37x = 3,726,385,420.68
  5. Step 5: Solve for x
    x = 3,726,385,420.68/69,275.37
  6. Step 6: Final answer
    x = 53,790.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.