Home / 108,891.76-163,308.48-29,987.23

Finding the Fourth Proportional to 108,891.76, 163,308.48 and 29,987.23

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Solution

The fourth proportional to 108,891.76, 163,308.48 and 29,987.23 is: 44,972.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,891.76 : 163,308.48 = 29,987.23 : x
  2. Step 2: Convert to fraction form
    108,891.76/163,308.48 = 29,987.23/x
  3. Step 3: Cross multiply
    108,891.76x = 163,308.48 × 29,987.23
  4. Step 4: Simplify right side
    108,891.76x = 4,897,168,950.71
  5. Step 5: Solve for x
    x = 4,897,168,950.71/108,891.76
  6. Step 6: Final answer
    x = 44,972.81

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1.5x scale

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.