Home / 179,530.38-247,740.66-98,953.47

Finding the Fourth Proportional to 179,530.38, 247,740.66 and 98,953.47

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Solution

The fourth proportional to 179,530.38, 247,740.66 and 98,953.47 is: 136,549.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,530.38 : 247,740.66 = 98,953.47 : x
  2. Step 2: Convert to fraction form
    179,530.38/247,740.66 = 98,953.47/x
  3. Step 3: Cross multiply
    179,530.38x = 247,740.66 × 98,953.47
  4. Step 4: Simplify right side
    179,530.38x = 24,514,797,967.09
  5. Step 5: Solve for x
    x = 24,514,797,967.09/179,530.38
  6. Step 6: Final answer
    x = 136,549.58

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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.