Home / 179,378.51-247,542.63-98,806.33

Finding the Fourth Proportional to 179,378.51, 247,542.63 and 98,806.33

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Solution

The fourth proportional to 179,378.51, 247,542.63 and 98,806.33 is: 136,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,378.51 : 247,542.63 = 98,806.33 : x
  2. Step 2: Convert to fraction form
    179,378.51/247,542.63 = 98,806.33/x
  3. Step 3: Cross multiply
    179,378.51x = 247,542.63 × 98,806.33
  4. Step 4: Simplify right side
    179,378.51x = 24,458,777,551.13
  5. Step 5: Solve for x
    x = 24,458,777,551.13/179,378.51
  6. Step 6: Final answer
    x = 136,352.89

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1.5x scale

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.