Home / 189,270.30-283,905.45-155,444.70

Finding the Fourth Proportional to 189,270.30, 283,905.45 and 155,444.70

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Solution

The fourth proportional to 189,270.30, 283,905.45 and 155,444.70 is: 233,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,270.30 : 283,905.45 = 155,444.70 : x
  2. Step 2: Convert to fraction form
    189,270.30/283,905.45 = 155,444.70/x
  3. Step 3: Cross multiply
    189,270.30x = 283,905.45 × 155,444.70
  4. Step 4: Simplify right side
    189,270.30x = 44,131,597,503.62
  5. Step 5: Solve for x
    x = 44,131,597,503.62/189,270.30
  6. Step 6: Final answer
    x = 233,167.05

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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.