Home / 119,262.48-178,892.73-30,515.70

Finding the Fourth Proportional to 119,262.48, 178,892.73 and 30,515.70

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Solution

The fourth proportional to 119,262.48, 178,892.73 and 30,515.70 is: 45,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,262.48 : 178,892.73 = 30,515.70 : x
  2. Step 2: Convert to fraction form
    119,262.48/178,892.73 = 30,515.70/x
  3. Step 3: Cross multiply
    119,262.48x = 178,892.73 × 30,515.70
  4. Step 4: Simplify right side
    119,262.48x = 5,459,036,880.86
  5. Step 5: Solve for x
    x = 5,459,036,880.86/119,262.48
  6. Step 6: Final answer
    x = 45,773.30

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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.