Home / 30,193.59-45,275.00-11,459.37

Finding the Fourth Proportional to 30,193.59, 45,275.00 and 11,459.37

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Solution

The fourth proportional to 30,193.59, 45,275.00 and 11,459.37 is: 17,183.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.59 : 45,275.00 = 11,459.37 : x
  2. Step 2: Convert to fraction form
    30,193.59/45,275.00 = 11,459.37/x
  3. Step 3: Cross multiply
    30,193.59x = 45,275.00 × 11,459.37
  4. Step 4: Simplify right side
    30,193.59x = 518,822,867.19
  5. Step 5: Solve for x
    x = 518,822,867.19/30,193.59
  6. Step 6: Final answer
    x = 17,183.21

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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.