Home / 80,034.19-120,041.33-50,051.09

Finding the Fourth Proportional to 80,034.19, 120,041.33 and 50,051.09

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Solution

The fourth proportional to 80,034.19, 120,041.33 and 50,051.09 is: 75,070.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,034.19 : 120,041.33 = 50,051.09 : x
  2. Step 2: Convert to fraction form
    80,034.19/120,041.33 = 50,051.09/x
  3. Step 3: Cross multiply
    80,034.19x = 120,041.33 × 50,051.09
  4. Step 4: Simplify right side
    80,034.19x = 6,008,199,461.40
  5. Step 5: Solve for x
    x = 6,008,199,461.40/80,034.19
  6. Step 6: Final answer
    x = 75,070.41

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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.