Home / 120,289.83-180,432.86-41,404.74

Finding the Fourth Proportional to 120,289.83, 180,432.86 and 41,404.74

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Solution

The fourth proportional to 120,289.83, 180,432.86 and 41,404.74 is: 62,106.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,289.83 : 180,432.86 = 41,404.74 : x
  2. Step 2: Convert to fraction form
    120,289.83/180,432.86 = 41,404.74/x
  3. Step 3: Cross multiply
    120,289.83x = 180,432.86 × 41,404.74
  4. Step 4: Simplify right side
    120,289.83x = 7,470,775,448.73
  5. Step 5: Solve for x
    x = 7,470,775,448.73/120,289.83
  6. Step 6: Final answer
    x = 62,106.46

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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.