Home / 101,084.85-151,627.28-30,955.05

Finding the Fourth Proportional to 101,084.85, 151,627.28 and 30,955.05

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Solution

The fourth proportional to 101,084.85, 151,627.28 and 30,955.05 is: 46,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,084.85 : 151,627.28 = 30,955.05 : x
  2. Step 2: Convert to fraction form
    101,084.85/151,627.28 = 30,955.05/x
  3. Step 3: Cross multiply
    101,084.85x = 151,627.28 × 30,955.05
  4. Step 4: Simplify right side
    101,084.85x = 4,693,629,878.99
  5. Step 5: Solve for x
    x = 4,693,629,878.99/101,084.85
  6. Step 6: Final answer
    x = 46,432.58

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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.