Home / 108,926.64-163,401.32-30,040.88

Finding the Fourth Proportional to 108,926.64, 163,401.32 and 30,040.88

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Solution

The fourth proportional to 108,926.64, 163,401.32 and 30,040.88 is: 45,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,926.64 : 163,401.32 = 30,040.88 : x
  2. Step 2: Convert to fraction form
    108,926.64/163,401.32 = 30,040.88/x
  3. Step 3: Cross multiply
    108,926.64x = 163,401.32 × 30,040.88
  4. Step 4: Simplify right side
    108,926.64x = 4,908,719,445.96
  5. Step 5: Solve for x
    x = 4,908,719,445.96/108,926.64
  6. Step 6: Final answer
    x = 45,064.45

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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.