Home / 116,782.34-161,159.61-63,067.35

Finding the Fourth Proportional to 116,782.34, 161,159.61 and 63,067.35

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Solution

The fourth proportional to 116,782.34, 161,159.61 and 63,067.35 is: 87,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,782.34 : 161,159.61 = 63,067.35 : x
  2. Step 2: Convert to fraction form
    116,782.34/161,159.61 = 63,067.35/x
  3. Step 3: Cross multiply
    116,782.34x = 161,159.61 × 63,067.35
  4. Step 4: Simplify right side
    116,782.34x = 10,163,909,529.73
  5. Step 5: Solve for x
    x = 10,163,909,529.73/116,782.34
  6. Step 6: Final answer
    x = 87,032.93

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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.