Home / 120,147.04-180,247.94-63,957.55

Finding the Fourth Proportional to 120,147.04, 180,247.94 and 63,957.55

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Solution

The fourth proportional to 120,147.04, 180,247.94 and 63,957.55 is: 95,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,147.04 : 180,247.94 = 63,957.55 : x
  2. Step 2: Convert to fraction form
    120,147.04/180,247.94 = 63,957.55/x
  3. Step 3: Cross multiply
    120,147.04x = 180,247.94 × 63,957.55
  4. Step 4: Simplify right side
    120,147.04x = 11,528,216,634.95
  5. Step 5: Solve for x
    x = 11,528,216,634.95/120,147.04
  6. Step 6: Final answer
    x = 95,950.90

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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.