Home / 123,811.80-185,717.70-44,928.60

Finding the Fourth Proportional to 123,811.80, 185,717.70 and 44,928.60

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Solution

The fourth proportional to 123,811.80, 185,717.70 and 44,928.60 is: 67,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,811.80 : 185,717.70 = 44,928.60 : x
  2. Step 2: Convert to fraction form
    123,811.80/185,717.70 = 44,928.60/x
  3. Step 3: Cross multiply
    123,811.80x = 185,717.70 × 44,928.60
  4. Step 4: Simplify right side
    123,811.80x = 8,344,036,256.22
  5. Step 5: Solve for x
    x = 8,344,036,256.22/123,811.80
  6. Step 6: Final answer
    x = 67,392.90

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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.