Home / 117,367.13-176,045.80-54,166.25

Finding the Fourth Proportional to 117,367.13, 176,045.80 and 54,166.25

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Solution

The fourth proportional to 117,367.13, 176,045.80 and 54,166.25 is: 81,247.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,367.13 : 176,045.80 = 54,166.25 : x
  2. Step 2: Convert to fraction form
    117,367.13/176,045.80 = 54,166.25/x
  3. Step 3: Cross multiply
    117,367.13x = 176,045.80 × 54,166.25
  4. Step 4: Simplify right side
    117,367.13x = 9,535,740,814.25
  5. Step 5: Solve for x
    x = 9,535,740,814.25/117,367.13
  6. Step 6: Final answer
    x = 81,247.12

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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.