Home / 116,672.36-161,003.58-71,333.42

Finding the Fourth Proportional to 116,672.36, 161,003.58 and 71,333.42

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Solution

The fourth proportional to 116,672.36, 161,003.58 and 71,333.42 is: 98,437.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,672.36 : 161,003.58 = 71,333.42 : x
  2. Step 2: Convert to fraction form
    116,672.36/161,003.58 = 71,333.42/x
  3. Step 3: Cross multiply
    116,672.36x = 161,003.58 × 71,333.42
  4. Step 4: Simplify right side
    116,672.36x = 11,484,935,993.64
  5. Step 5: Solve for x
    x = 11,484,935,993.64/116,672.36
  6. Step 6: Final answer
    x = 98,437.50

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1.5x scale

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.