Home / 116,773.02-161,158.67-71,480.93

Finding the Fourth Proportional to 116,773.02, 161,158.67 and 71,480.93

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Solution

The fourth proportional to 116,773.02, 161,158.67 and 71,480.93 is: 98,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,773.02 : 161,158.67 = 71,480.93 : x
  2. Step 2: Convert to fraction form
    116,773.02/161,158.67 = 71,480.93/x
  3. Step 3: Cross multiply
    116,773.02x = 161,158.67 × 71,480.93
  4. Step 4: Simplify right side
    116,773.02x = 11,519,771,318.36
  5. Step 5: Solve for x
    x = 11,519,771,318.36/116,773.02
  6. Step 6: Final answer
    x = 98,650.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.