Home / 114,078.81-171,161.96-47,501.06

Finding the Fourth Proportional to 114,078.81, 171,161.96 and 47,501.06

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Solution

The fourth proportional to 114,078.81, 171,161.96 and 47,501.06 is: 71,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,078.81 : 171,161.96 = 47,501.06 : x
  2. Step 2: Convert to fraction form
    114,078.81/171,161.96 = 47,501.06/x
  3. Step 3: Cross multiply
    114,078.81x = 171,161.96 × 47,501.06
  4. Step 4: Simplify right side
    114,078.81x = 8,130,374,531.68
  5. Step 5: Solve for x
    x = 8,130,374,531.68/114,078.81
  6. Step 6: Final answer
    x = 71,269.80

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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.