Home / 179,680.91-247,955.32-99,106.71

Finding the Fourth Proportional to 179,680.91, 247,955.32 and 99,106.71

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Solution

The fourth proportional to 179,680.91, 247,955.32 and 99,106.71 is: 136,764.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,680.91 : 247,955.32 = 99,106.71 : x
  2. Step 2: Convert to fraction form
    179,680.91/247,955.32 = 99,106.71/x
  3. Step 3: Cross multiply
    179,680.91x = 247,955.32 × 99,106.71
  4. Step 4: Simplify right side
    179,680.91x = 24,574,034,256.89
  5. Step 5: Solve for x
    x = 24,574,034,256.89/179,680.91
  6. Step 6: Final answer
    x = 136,764.86

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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.