Home / 133,500.30-200,250.45-70,233.90

Finding the Fourth Proportional to 133,500.30, 200,250.45 and 70,233.90

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Solution

The fourth proportional to 133,500.30, 200,250.45 and 70,233.90 is: 105,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,500.30 : 200,250.45 = 70,233.90 : x
  2. Step 2: Convert to fraction form
    133,500.30/200,250.45 = 70,233.90/x
  3. Step 3: Cross multiply
    133,500.30x = 200,250.45 × 70,233.90
  4. Step 4: Simplify right side
    133,500.30x = 14,064,370,080.26
  5. Step 5: Solve for x
    x = 14,064,370,080.26/133,500.30
  6. Step 6: Final answer
    x = 105,350.85

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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.