Home / 120,544.69-180,758.59-36,289.15

Finding the Fourth Proportional to 120,544.69, 180,758.59 and 36,289.15

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Solution

The fourth proportional to 120,544.69, 180,758.59 and 36,289.15 is: 54,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,544.69 : 180,758.59 = 36,289.15 : x
  2. Step 2: Convert to fraction form
    120,544.69/180,758.59 = 36,289.15/x
  3. Step 3: Cross multiply
    120,544.69x = 180,758.59 × 36,289.15
  4. Step 4: Simplify right side
    120,544.69x = 6,559,575,043.68
  5. Step 5: Solve for x
    x = 6,559,575,043.68/120,544.69
  6. Step 6: Final answer
    x = 54,416.13

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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.