Home / 117,434.66-162,101.85-69,688.00

Finding the Fourth Proportional to 117,434.66, 162,101.85 and 69,688.00

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Solution

The fourth proportional to 117,434.66, 162,101.85 and 69,688.00 is: 96,194.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,434.66 : 162,101.85 = 69,688.00 : x
  2. Step 2: Convert to fraction form
    117,434.66/162,101.85 = 69,688.00/x
  3. Step 3: Cross multiply
    117,434.66x = 162,101.85 × 69,688.00
  4. Step 4: Simplify right side
    117,434.66x = 11,296,553,317.55
  5. Step 5: Solve for x
    x = 11,296,553,317.55/117,434.66
  6. Step 6: Final answer
    x = 96,194.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.