Home / 292,751.24-403,991.45-165,424.10

Finding the Fourth Proportional to 292,751.24, 403,991.45 and 165,424.10

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Solution

The fourth proportional to 292,751.24, 403,991.45 and 165,424.10 is: 228,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,751.24 : 403,991.45 = 165,424.10 : x
  2. Step 2: Convert to fraction form
    292,751.24/403,991.45 = 165,424.10/x
  3. Step 3: Cross multiply
    292,751.24x = 403,991.45 × 165,424.10
  4. Step 4: Simplify right side
    292,751.24x = 66,829,919,176.87
  5. Step 5: Solve for x
    x = 66,829,919,176.87/292,751.24
  6. Step 6: Final answer
    x = 228,282.28

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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.