Home / 179,268.56-247,381.20-98,680.34

Finding the Fourth Proportional to 179,268.56, 247,381.20 and 98,680.34

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Solution

The fourth proportional to 179,268.56, 247,381.20 and 98,680.34 is: 136,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,268.56 : 247,381.20 = 98,680.34 : x
  2. Step 2: Convert to fraction form
    179,268.56/247,381.20 = 98,680.34/x
  3. Step 3: Cross multiply
    179,268.56x = 247,381.20 × 98,680.34
  4. Step 4: Simplify right side
    179,268.56x = 24,411,660,925.61
  5. Step 5: Solve for x
    x = 24,411,660,925.61/179,268.56
  6. Step 6: Final answer
    x = 136,173.69

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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.