Home / 119,404.15-178,712.53-66,014.03

Finding the Fourth Proportional to 119,404.15, 178,712.53 and 66,014.03

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Solution

The fourth proportional to 119,404.15, 178,712.53 and 66,014.03 is: 98,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,404.15 : 178,712.53 = 66,014.03 : x
  2. Step 2: Convert to fraction form
    119,404.15/178,712.53 = 66,014.03/x
  3. Step 3: Cross multiply
    119,404.15x = 178,712.53 × 66,014.03
  4. Step 4: Simplify right side
    119,404.15x = 11,797,534,316.80
  5. Step 5: Solve for x
    x = 11,797,534,316.80/119,404.15
  6. Step 6: Final answer
    x = 98,803.39

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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.