Home / 101,173.11-151,759.58-30,095.46

Finding the Fourth Proportional to 101,173.11, 151,759.58 and 30,095.46

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Solution

The fourth proportional to 101,173.11, 151,759.58 and 30,095.46 is: 45,143.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,173.11 : 151,759.58 = 30,095.46 : x
  2. Step 2: Convert to fraction form
    101,173.11/151,759.58 = 30,095.46/x
  3. Step 3: Cross multiply
    101,173.11x = 151,759.58 × 30,095.46
  4. Step 4: Simplify right side
    101,173.11x = 4,567,274,219.03
  5. Step 5: Solve for x
    x = 4,567,274,219.03/101,173.11
  6. Step 6: Final answer
    x = 45,143.16

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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.