Home / 189,316.80-283,586.40-95,875.20

Finding the Fourth Proportional to 189,316.80, 283,586.40 and 95,875.20

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Solution

The fourth proportional to 189,316.80, 283,586.40 and 95,875.20 is: 143,615.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,316.80 : 283,586.40 = 95,875.20 : x
  2. Step 2: Convert to fraction form
    189,316.80/283,586.40 = 95,875.20/x
  3. Step 3: Cross multiply
    189,316.80x = 283,586.40 × 95,875.20
  4. Step 4: Simplify right side
    189,316.80x = 27,188,902,817.28
  5. Step 5: Solve for x
    x = 27,188,902,817.28/189,316.80
  6. Step 6: Final answer
    x = 143,615.90

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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.