Home / 123,343.20-185,014.80-44,465.40

Finding the Fourth Proportional to 123,343.20, 185,014.80 and 44,465.40

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Solution

The fourth proportional to 123,343.20, 185,014.80 and 44,465.40 is: 66,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,343.20 : 185,014.80 = 44,465.40 : x
  2. Step 2: Convert to fraction form
    123,343.20/185,014.80 = 44,465.40/x
  3. Step 3: Cross multiply
    123,343.20x = 185,014.80 × 44,465.40
  4. Step 4: Simplify right side
    123,343.20x = 8,226,757,087.92
  5. Step 5: Solve for x
    x = 8,226,757,087.92/123,343.20
  6. Step 6: Final answer
    x = 66,698.10

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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.