Home / 120,240.71-180,359.23-41,355.62

Finding the Fourth Proportional to 120,240.71, 180,359.23 and 41,355.62

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Solution

The fourth proportional to 120,240.71, 180,359.23 and 41,355.62 is: 62,032.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,240.71 : 180,359.23 = 41,355.62 : x
  2. Step 2: Convert to fraction form
    120,240.71/180,359.23 = 41,355.62/x
  3. Step 3: Cross multiply
    120,240.71x = 180,359.23 × 41,355.62
  4. Step 4: Simplify right side
    120,240.71x = 7,458,866,774.19
  5. Step 5: Solve for x
    x = 7,458,866,774.19/120,240.71
  6. Step 6: Final answer
    x = 62,032.79

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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.