Home / 117,634.83-176,434.02-38,749.74

Finding the Fourth Proportional to 117,634.83, 176,434.02 and 38,749.74

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Solution

The fourth proportional to 117,634.83, 176,434.02 and 38,749.74 is: 58,118.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,634.83 : 176,434.02 = 38,749.74 : x
  2. Step 2: Convert to fraction form
    117,634.83/176,434.02 = 38,749.74/x
  3. Step 3: Cross multiply
    117,634.83x = 176,434.02 × 38,749.74
  4. Step 4: Simplify right side
    117,634.83x = 6,836,772,402.15
  5. Step 5: Solve for x
    x = 6,836,772,402.15/117,634.83
  6. Step 6: Final answer
    x = 58,118.61

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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.