Home / 117,628.16-176,318.88-57,573.83

Finding the Fourth Proportional to 117,628.16, 176,318.88 and 57,573.83

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Solution

The fourth proportional to 117,628.16, 176,318.88 and 57,573.83 is: 86,300.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,628.16 : 176,318.88 = 57,573.83 : x
  2. Step 2: Convert to fraction form
    117,628.16/176,318.88 = 57,573.83/x
  3. Step 3: Cross multiply
    117,628.16x = 176,318.88 × 57,573.83
  4. Step 4: Simplify right side
    117,628.16x = 10,151,353,222.91
  5. Step 5: Solve for x
    x = 10,151,353,222.91/117,628.16
  6. Step 6: Final answer
    x = 86,300.37

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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.