Home / 101,120.04-151,712.82-48,533.58

Finding the Fourth Proportional to 101,120.04, 151,712.82 and 48,533.58

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Solution

The fourth proportional to 101,120.04, 151,712.82 and 48,533.58 is: 72,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,120.04 : 151,712.82 = 48,533.58 : x
  2. Step 2: Convert to fraction form
    101,120.04/151,712.82 = 48,533.58/x
  3. Step 3: Cross multiply
    101,120.04x = 151,712.82 × 48,533.58
  4. Step 4: Simplify right side
    101,120.04x = 7,363,166,286.50
  5. Step 5: Solve for x
    x = 7,363,166,286.50/101,120.04
  6. Step 6: Final answer
    x = 72,816.09

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1.5x scale

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.