Home / 120,281.44-180,444.84-37,156

Finding the Fourth Proportional to 120,281.44, 180,444.84 and 37,156

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Solution

The fourth proportional to 120,281.44, 180,444.84 and 37,156 is: 55,741.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,281.44 : 180,444.84 = 37,156 : x
  2. Step 2: Convert to fraction form
    120,281.44/180,444.84 = 37,156/x
  3. Step 3: Cross multiply
    120,281.44x = 180,444.84 × 37,156
  4. Step 4: Simplify right side
    120,281.44x = 6,704,608,475.04
  5. Step 5: Solve for x
    x = 6,704,608,475.04/120,281.44
  6. Step 6: Final answer
    x = 55,741.01

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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.