Home / 52,349.09-78,530.87-16,802.03

Finding the Fourth Proportional to 52,349.09, 78,530.87 and 16,802.03

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Solution

The fourth proportional to 52,349.09, 78,530.87 and 16,802.03 is: 25,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,349.09 : 78,530.87 = 16,802.03 : x
  2. Step 2: Convert to fraction form
    52,349.09/78,530.87 = 16,802.03/x
  3. Step 3: Cross multiply
    52,349.09x = 78,530.87 × 16,802.03
  4. Step 4: Simplify right side
    52,349.09x = 1,319,478,272.00
  5. Step 5: Solve for x
    x = 1,319,478,272.00/52,349.09
  6. Step 6: Final answer
    x = 25,205.37

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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.