Home / 120,219.95-180,354.51-41,323.92

Finding the Fourth Proportional to 120,219.95, 180,354.51 and 41,323.92

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Solution

The fourth proportional to 120,219.95, 180,354.51 and 41,323.92 is: 61,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,219.95 : 180,354.51 = 41,323.92 : x
  2. Step 2: Convert to fraction form
    120,219.95/180,354.51 = 41,323.92/x
  3. Step 3: Cross multiply
    120,219.95x = 180,354.51 × 41,323.92
  4. Step 4: Simplify right side
    120,219.95x = 7,452,955,342.88
  5. Step 5: Solve for x
    x = 7,452,955,342.88/120,219.95
  6. Step 6: Final answer
    x = 61,994.33

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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.