Home / 45,423.89-68,164.28-17,346.40

Finding the Fourth Proportional to 45,423.89, 68,164.28 and 17,346.40

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Solution

The fourth proportional to 45,423.89, 68,164.28 and 17,346.40 is: 26,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,423.89 : 68,164.28 = 17,346.40 : x
  2. Step 2: Convert to fraction form
    45,423.89/68,164.28 = 17,346.40/x
  3. Step 3: Cross multiply
    45,423.89x = 68,164.28 × 17,346.40
  4. Step 4: Simplify right side
    45,423.89x = 1,182,404,609.45
  5. Step 5: Solve for x
    x = 1,182,404,609.45/45,423.89
  6. Step 6: Final answer
    x = 26,030.46

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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.