Home / 182,941.40-274,412.10-120,158.30

Finding the Fourth Proportional to 182,941.40, 274,412.10 and 120,158.30

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Solution

The fourth proportional to 182,941.40, 274,412.10 and 120,158.30 is: 180,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,941.40 : 274,412.10 = 120,158.30 : x
  2. Step 2: Convert to fraction form
    182,941.40/274,412.10 = 120,158.30/x
  3. Step 3: Cross multiply
    182,941.40x = 274,412.10 × 120,158.30
  4. Step 4: Simplify right side
    182,941.40x = 32,972,891,435.43
  5. Step 5: Solve for x
    x = 32,972,891,435.43/182,941.40
  6. Step 6: Final answer
    x = 180,237.45

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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.