Home / 68,236.16-94,172.84-38,026.40

Finding the Fourth Proportional to 68,236.16, 94,172.84 and 38,026.40

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Solution

The fourth proportional to 68,236.16, 94,172.84 and 38,026.40 is: 52,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,236.16 : 94,172.84 = 38,026.40 : x
  2. Step 2: Convert to fraction form
    68,236.16/94,172.84 = 38,026.40/x
  3. Step 3: Cross multiply
    68,236.16x = 94,172.84 × 38,026.40
  4. Step 4: Simplify right side
    68,236.16x = 3,581,054,082.98
  5. Step 5: Solve for x
    x = 3,581,054,082.98/68,236.16
  6. Step 6: Final answer
    x = 52,480.30

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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.