Home / 117,430.00-176,140.22-54,229.35

Finding the Fourth Proportional to 117,430.00, 176,140.22 and 54,229.35

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Solution

The fourth proportional to 117,430.00, 176,140.22 and 54,229.35 is: 81,341.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,430.00 : 176,140.22 = 54,229.35 : x
  2. Step 2: Convert to fraction form
    117,430.00/176,140.22 = 54,229.35/x
  3. Step 3: Cross multiply
    117,430.00x = 176,140.22 × 54,229.35
  4. Step 4: Simplify right side
    117,430.00x = 9,551,969,343.09
  5. Step 5: Solve for x
    x = 9,551,969,343.09/117,430.00
  6. Step 6: Final answer
    x = 81,341.81

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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.