Home / 68,455.29-94,458.98-38,236.77

Finding the Fourth Proportional to 68,455.29, 94,458.98 and 38,236.77

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Solution

The fourth proportional to 68,455.29, 94,458.98 and 38,236.77 is: 52,761.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,455.29 : 94,458.98 = 38,236.77 : x
  2. Step 2: Convert to fraction form
    68,455.29/94,458.98 = 38,236.77/x
  3. Step 3: Cross multiply
    68,455.29x = 94,458.98 × 38,236.77
  4. Step 4: Simplify right side
    68,455.29x = 3,611,806,101.51
  5. Step 5: Solve for x
    x = 3,611,806,101.51/68,455.29
  6. Step 6: Final answer
    x = 52,761.53

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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.