Home / 101,102.55-151,533.19-46,994.12

Finding the Fourth Proportional to 101,102.55, 151,533.19 and 46,994.12

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Solution

The fourth proportional to 101,102.55, 151,533.19 and 46,994.12 is: 70,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,102.55 : 151,533.19 = 46,994.12 : x
  2. Step 2: Convert to fraction form
    101,102.55/151,533.19 = 46,994.12/x
  3. Step 3: Cross multiply
    101,102.55x = 151,533.19 × 46,994.12
  4. Step 4: Simplify right side
    101,102.55x = 7,121,169,176.19
  5. Step 5: Solve for x
    x = 7,121,169,176.19/101,102.55
  6. Step 6: Final answer
    x = 70,435.11

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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.