Home / 119,383.83-164,761.76-68,403.32

Finding the Fourth Proportional to 119,383.83, 164,761.76 and 68,403.32

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Solution

The fourth proportional to 119,383.83, 164,761.76 and 68,403.32 is: 94,403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,383.83 : 164,761.76 = 68,403.32 : x
  2. Step 2: Convert to fraction form
    119,383.83/164,761.76 = 68,403.32/x
  3. Step 3: Cross multiply
    119,383.83x = 164,761.76 × 68,403.32
  4. Step 4: Simplify right side
    119,383.83x = 11,270,251,393.04
  5. Step 5: Solve for x
    x = 11,270,251,393.04/119,383.83
  6. Step 6: Final answer
    x = 94,403.50

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1.5x scale

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.