Home / 48,828.40-73,242.60-11,892.40

Finding the Fourth Proportional to 48,828.40, 73,242.60 and 11,892.40

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Solution

The fourth proportional to 48,828.40, 73,242.60 and 11,892.40 is: 17,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,828.40 : 73,242.60 = 11,892.40 : x
  2. Step 2: Convert to fraction form
    48,828.40/73,242.60 = 11,892.40/x
  3. Step 3: Cross multiply
    48,828.40x = 73,242.60 × 11,892.40
  4. Step 4: Simplify right side
    48,828.40x = 871,030,296.24
  5. Step 5: Solve for x
    x = 871,030,296.24/48,828.40
  6. Step 6: Final answer
    x = 17,838.60

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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.