Home / 117,082.36-161,572.26-63,366.10

Finding the Fourth Proportional to 117,082.36, 161,572.26 and 63,366.10

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Solution

The fourth proportional to 117,082.36, 161,572.26 and 63,366.10 is: 87,444.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,082.36 : 161,572.26 = 63,366.10 : x
  2. Step 2: Convert to fraction form
    117,082.36/161,572.26 = 63,366.10/x
  3. Step 3: Cross multiply
    117,082.36x = 161,572.26 × 63,366.10
  4. Step 4: Simplify right side
    117,082.36x = 10,238,203,984.39
  5. Step 5: Solve for x
    x = 10,238,203,984.39/117,082.36
  6. Step 6: Final answer
    x = 87,444.46

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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.