Home / 179,315.34-247,456.79-98,743.19

Finding the Fourth Proportional to 179,315.34, 247,456.79 and 98,743.19

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Solution

The fourth proportional to 179,315.34, 247,456.79 and 98,743.19 is: 136,266.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,315.34 : 247,456.79 = 98,743.19 : x
  2. Step 2: Convert to fraction form
    179,315.34/247,456.79 = 98,743.19/x
  3. Step 3: Cross multiply
    179,315.34x = 247,456.79 × 98,743.19
  4. Step 4: Simplify right side
    179,315.34x = 24,434,671,100.76
  5. Step 5: Solve for x
    x = 24,434,671,100.76/179,315.34
  6. Step 6: Final answer
    x = 136,266.49

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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.