Home / 117,652.07-176,478.60-28,905.59

Finding the Fourth Proportional to 117,652.07, 176,478.60 and 28,905.59

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Solution

The fourth proportional to 117,652.07, 176,478.60 and 28,905.59 is: 43,358.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,652.07 : 176,478.60 = 28,905.59 : x
  2. Step 2: Convert to fraction form
    117,652.07/176,478.60 = 28,905.59/x
  3. Step 3: Cross multiply
    117,652.07x = 176,478.60 × 28,905.59
  4. Step 4: Simplify right side
    117,652.07x = 5,101,218,055.37
  5. Step 5: Solve for x
    x = 5,101,218,055.37/117,652.07
  6. Step 6: Final answer
    x = 43,358.51

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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.