Home / 182,983.40-274,475.10-120,200.30

Finding the Fourth Proportional to 182,983.40, 274,475.10 and 120,200.30

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Solution

The fourth proportional to 182,983.40, 274,475.10 and 120,200.30 is: 180,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,983.40 : 274,475.10 = 120,200.30 : x
  2. Step 2: Convert to fraction form
    182,983.40/274,475.10 = 120,200.30/x
  3. Step 3: Cross multiply
    182,983.40x = 274,475.10 × 120,200.30
  4. Step 4: Simplify right side
    182,983.40x = 32,991,989,362.53
  5. Step 5: Solve for x
    x = 32,991,989,362.53/182,983.40
  6. Step 6: Final answer
    x = 180,300.45

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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.