Home / 292,472.23-403,638.92-177,724.39

Finding the Fourth Proportional to 292,472.23, 403,638.92 and 177,724.39

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Solution

The fourth proportional to 292,472.23, 403,638.92 and 177,724.39 is: 245,276.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,472.23 : 403,638.92 = 177,724.39 : x
  2. Step 2: Convert to fraction form
    292,472.23/403,638.92 = 177,724.39/x
  3. Step 3: Cross multiply
    292,472.23x = 403,638.92 × 177,724.39
  4. Step 4: Simplify right side
    292,472.23x = 71,736,480,837.26
  5. Step 5: Solve for x
    x = 71,736,480,837.26/292,472.23
  6. Step 6: Final answer
    x = 245,276.21

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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.