Home / 108,927.64-163,402.82-30,041.88

Finding the Fourth Proportional to 108,927.64, 163,402.82 and 30,041.88

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Solution

The fourth proportional to 108,927.64, 163,402.82 and 30,041.88 is: 45,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,927.64 : 163,402.82 = 30,041.88 : x
  2. Step 2: Convert to fraction form
    108,927.64/163,402.82 = 30,041.88/x
  3. Step 3: Cross multiply
    108,927.64x = 163,402.82 × 30,041.88
  4. Step 4: Simplify right side
    108,927.64x = 4,908,927,910.10
  5. Step 5: Solve for x
    x = 4,908,927,910.10/108,927.64
  6. Step 6: Final answer
    x = 45,065.95

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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.