Home / 69,953.58-96,533.12-38,121.80

Finding the Fourth Proportional to 69,953.58, 96,533.12 and 38,121.80

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Solution

The fourth proportional to 69,953.58, 96,533.12 and 38,121.80 is: 52,606.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,953.58 : 96,533.12 = 38,121.80 : x
  2. Step 2: Convert to fraction form
    69,953.58/96,533.12 = 38,121.80/x
  3. Step 3: Cross multiply
    69,953.58x = 96,533.12 × 38,121.80
  4. Step 4: Simplify right side
    69,953.58x = 3,680,015,811.35
  5. Step 5: Solve for x
    x = 3,680,015,811.35/69,953.58
  6. Step 6: Final answer
    x = 52,606.54

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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.