Home / 117,506.40-176,288.76-55,104

Finding the Fourth Proportional to 117,506.40, 176,288.76 and 55,104

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Solution

The fourth proportional to 117,506.40, 176,288.76 and 55,104 is: 82,669.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,506.40 : 176,288.76 = 55,104 : x
  2. Step 2: Convert to fraction form
    117,506.40/176,288.76 = 55,104/x
  3. Step 3: Cross multiply
    117,506.40x = 176,288.76 × 55,104
  4. Step 4: Simplify right side
    117,506.40x = 9,714,215,831.04
  5. Step 5: Solve for x
    x = 9,714,215,831.04/117,506.40
  6. Step 6: Final answer
    x = 82,669.67

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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.