Home / 117,322.13-176,016.00-38,491.72

Finding the Fourth Proportional to 117,322.13, 176,016.00 and 38,491.72

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Solution

The fourth proportional to 117,322.13, 176,016.00 and 38,491.72 is: 57,748.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,322.13 : 176,016.00 = 38,491.72 : x
  2. Step 2: Convert to fraction form
    117,322.13/176,016.00 = 38,491.72/x
  3. Step 3: Cross multiply
    117,322.13x = 176,016.00 × 38,491.72
  4. Step 4: Simplify right side
    117,322.13x = 6,775,158,291.82
  5. Step 5: Solve for x
    x = 6,775,158,291.82/117,322.13
  6. Step 6: Final answer
    x = 57,748.34

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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.