Home / 166,710.96-229,950.36-118,991.16

Finding the Fourth Proportional to 166,710.96, 229,950.36 and 118,991.16

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Solution

The fourth proportional to 166,710.96, 229,950.36 and 118,991.16 is: 164,128.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,710.96 : 229,950.36 = 118,991.16 : x
  2. Step 2: Convert to fraction form
    166,710.96/229,950.36 = 118,991.16/x
  3. Step 3: Cross multiply
    166,710.96x = 229,950.36 × 118,991.16
  4. Step 4: Simplify right side
    166,710.96x = 27,362,060,078.82
  5. Step 5: Solve for x
    x = 27,362,060,078.82/166,710.96
  6. Step 6: Final answer
    x = 164,128.74

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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.