Home / 118,710.90-178,065.67-29,964.04

Finding the Fourth Proportional to 118,710.90, 178,065.67 and 29,964.04

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Solution

The fourth proportional to 118,710.90, 178,065.67 and 29,964.04 is: 44,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,710.90 : 178,065.67 = 29,964.04 : x
  2. Step 2: Convert to fraction form
    118,710.90/178,065.67 = 29,964.04/x
  3. Step 3: Cross multiply
    118,710.90x = 178,065.67 × 29,964.04
  4. Step 4: Simplify right side
    118,710.90x = 5,335,566,858.51
  5. Step 5: Solve for x
    x = 5,335,566,858.51/118,710.90
  6. Step 6: Final answer
    x = 44,945.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.