Home / 117,007.28-175,529.12-38,103.16

Finding the Fourth Proportional to 117,007.28, 175,529.12 and 38,103.16

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Solution

The fourth proportional to 117,007.28, 175,529.12 and 38,103.16 is: 57,160.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,007.28 : 175,529.12 = 38,103.16 : x
  2. Step 2: Convert to fraction form
    117,007.28/175,529.12 = 38,103.16/x
  3. Step 3: Cross multiply
    117,007.28x = 175,529.12 × 38,103.16
  4. Step 4: Simplify right side
    117,007.28x = 6,688,214,144.02
  5. Step 5: Solve for x
    x = 6,688,214,144.02/117,007.28
  6. Step 6: Final answer
    x = 57,160.67

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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.