Home / 120,544.86-180,814.89-37,438.62

Finding the Fourth Proportional to 120,544.86, 180,814.89 and 37,438.62

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Solution

The fourth proportional to 120,544.86, 180,814.89 and 37,438.62 is: 56,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,544.86 : 180,814.89 = 37,438.62 : x
  2. Step 2: Convert to fraction form
    120,544.86/180,814.89 = 37,438.62/x
  3. Step 3: Cross multiply
    120,544.86x = 180,814.89 × 37,438.62
  4. Step 4: Simplify right side
    120,544.86x = 6,769,459,957.05
  5. Step 5: Solve for x
    x = 6,769,459,957.05/120,544.86
  6. Step 6: Final answer
    x = 56,157.18

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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.