Home / 163,581.29-245,371.98-51,270.22

Finding the Fourth Proportional to 163,581.29, 245,371.98 and 51,270.22

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Solution

The fourth proportional to 163,581.29, 245,371.98 and 51,270.22 is: 76,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,581.29 : 245,371.98 = 51,270.22 : x
  2. Step 2: Convert to fraction form
    163,581.29/245,371.98 = 51,270.22/x
  3. Step 3: Cross multiply
    163,581.29x = 245,371.98 × 51,270.22
  4. Step 4: Simplify right side
    163,581.29x = 12,580,274,169.58
  5. Step 5: Solve for x
    x = 12,580,274,169.58/163,581.29
  6. Step 6: Final answer
    x = 76,905.34

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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.