Home / 68,276.25-94,220.28-38,064.06

Finding the Fourth Proportional to 68,276.25, 94,220.28 and 38,064.06

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Solution

The fourth proportional to 68,276.25, 94,220.28 and 38,064.06 is: 52,527.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,276.25 : 94,220.28 = 38,064.06 : x
  2. Step 2: Convert to fraction form
    68,276.25/94,220.28 = 38,064.06/x
  3. Step 3: Cross multiply
    68,276.25x = 94,220.28 × 38,064.06
  4. Step 4: Simplify right side
    68,276.25x = 3,586,406,391.14
  5. Step 5: Solve for x
    x = 3,586,406,391.14/68,276.25
  6. Step 6: Final answer
    x = 52,527.88

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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.