Home / 179,095.08-247,123.80-103,629

Finding the Fourth Proportional to 179,095.08, 247,123.80 and 103,629

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Solution

The fourth proportional to 179,095.08, 247,123.80 and 103,629 is: 142,992.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,095.08 : 247,123.80 = 103,629 : x
  2. Step 2: Convert to fraction form
    179,095.08/247,123.80 = 103,629/x
  3. Step 3: Cross multiply
    179,095.08x = 247,123.80 × 103,629
  4. Step 4: Simplify right side
    179,095.08x = 25,609,192,270.20
  5. Step 5: Solve for x
    x = 25,609,192,270.20/179,095.08
  6. Step 6: Final answer
    x = 142,992.16

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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.