Home / 117,329.76-175,992.80-47,207.25

Finding the Fourth Proportional to 117,329.76, 175,992.80 and 47,207.25

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Solution

The fourth proportional to 117,329.76, 175,992.80 and 47,207.25 is: 70,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,329.76 : 175,992.80 = 47,207.25 : x
  2. Step 2: Convert to fraction form
    117,329.76/175,992.80 = 47,207.25/x
  3. Step 3: Cross multiply
    117,329.76x = 175,992.80 × 47,207.25
  4. Step 4: Simplify right side
    117,329.76x = 8,308,135,871.76
  5. Step 5: Solve for x
    x = 8,308,135,871.76/117,329.76
  6. Step 6: Final answer
    x = 70,810.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.