Home / 108,748.90-163,451.40-94,314.70

Finding the Fourth Proportional to 108,748.90, 163,451.40 and 94,314.70

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Solution

The fourth proportional to 108,748.90, 163,451.40 and 94,314.70 is: 141,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,748.90 : 163,451.40 = 94,314.70 : x
  2. Step 2: Convert to fraction form
    108,748.90/163,451.40 = 94,314.70/x
  3. Step 3: Cross multiply
    108,748.90x = 163,451.40 × 94,314.70
  4. Step 4: Simplify right side
    108,748.90x = 15,415,869,755.58
  5. Step 5: Solve for x
    x = 15,415,869,755.58/108,748.90
  6. Step 6: Final answer
    x = 141,756.56

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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.