Home / 109,087.69-163,579.52-38,001.59

Finding the Fourth Proportional to 109,087.69, 163,579.52 and 38,001.59

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Solution

The fourth proportional to 109,087.69, 163,579.52 and 38,001.59 is: 56,984.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,087.69 : 163,579.52 = 38,001.59 : x
  2. Step 2: Convert to fraction form
    109,087.69/163,579.52 = 38,001.59/x
  3. Step 3: Cross multiply
    109,087.69x = 163,579.52 × 38,001.59
  4. Step 4: Simplify right side
    109,087.69x = 6,216,281,851.44
  5. Step 5: Solve for x
    x = 6,216,281,851.44/109,087.69
  6. Step 6: Final answer
    x = 56,984.27

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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.