Home / 80,300.14-120,450.29-24,140.23

Finding the Fourth Proportional to 80,300.14, 120,450.29 and 24,140.23

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Solution

The fourth proportional to 80,300.14, 120,450.29 and 24,140.23 is: 36,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,300.14 : 120,450.29 = 24,140.23 : x
  2. Step 2: Convert to fraction form
    80,300.14/120,450.29 = 24,140.23/x
  3. Step 3: Cross multiply
    80,300.14x = 120,450.29 × 24,140.23
  4. Step 4: Simplify right side
    80,300.14x = 2,907,697,282.34
  5. Step 5: Solve for x
    x = 2,907,697,282.34/80,300.14
  6. Step 6: Final answer
    x = 36,210.36

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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.