Home / 117,508.40-176,291.76-55,106

Finding the Fourth Proportional to 117,508.40, 176,291.76 and 55,106

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Solution

The fourth proportional to 117,508.40, 176,291.76 and 55,106 is: 82,672.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,508.40 : 176,291.76 = 55,106 : x
  2. Step 2: Convert to fraction form
    117,508.40/176,291.76 = 55,106/x
  3. Step 3: Cross multiply
    117,508.40x = 176,291.76 × 55,106
  4. Step 4: Simplify right side
    117,508.40x = 9,714,733,726.56
  5. Step 5: Solve for x
    x = 9,714,733,726.56/117,508.40
  6. Step 6: Final answer
    x = 82,672.67

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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.