Home / 10,533.18-14,523.66-7,178.03

Finding the Fourth Proportional to 10,533.18, 14,523.66 and 7,178.03

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Solution

The fourth proportional to 10,533.18, 14,523.66 and 7,178.03 is: 9,897.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,533.18 : 14,523.66 = 7,178.03 : x
  2. Step 2: Convert to fraction form
    10,533.18/14,523.66 = 7,178.03/x
  3. Step 3: Cross multiply
    10,533.18x = 14,523.66 × 7,178.03
  4. Step 4: Simplify right side
    10,533.18x = 104,251,194.57
  5. Step 5: Solve for x
    x = 104,251,194.57/10,533.18
  6. Step 6: Final answer
    x = 9,897.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.