Home / 80,835.56-121,266.84-36,461.33

Finding the Fourth Proportional to 80,835.56, 121,266.84 and 36,461.33

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Solution

The fourth proportional to 80,835.56, 121,266.84 and 36,461.33 is: 54,698.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,835.56 : 121,266.84 = 36,461.33 : x
  2. Step 2: Convert to fraction form
    80,835.56/121,266.84 = 36,461.33/x
  3. Step 3: Cross multiply
    80,835.56x = 121,266.84 × 36,461.33
  4. Step 4: Simplify right side
    80,835.56x = 4,421,550,271.30
  5. Step 5: Solve for x
    x = 4,421,550,271.30/80,835.56
  6. Step 6: Final answer
    x = 54,698.08

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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.