Home / 78,503.48-108,331.50-44,514.26

Finding the Fourth Proportional to 78,503.48, 108,331.50 and 44,514.26

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Solution

The fourth proportional to 78,503.48, 108,331.50 and 44,514.26 is: 61,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,503.48 : 108,331.50 = 44,514.26 : x
  2. Step 2: Convert to fraction form
    78,503.48/108,331.50 = 44,514.26/x
  3. Step 3: Cross multiply
    78,503.48x = 108,331.50 × 44,514.26
  4. Step 4: Simplify right side
    78,503.48x = 4,822,296,557.19
  5. Step 5: Solve for x
    x = 4,822,296,557.19/78,503.48
  6. Step 6: Final answer
    x = 61,427.81

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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.