Home / 68,817.28-94,962.40-38,598.56

Finding the Fourth Proportional to 68,817.28, 94,962.40 and 38,598.56

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Solution

The fourth proportional to 68,817.28, 94,962.40 and 38,598.56 is: 53,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,817.28 : 94,962.40 = 38,598.56 : x
  2. Step 2: Convert to fraction form
    68,817.28/94,962.40 = 38,598.56/x
  3. Step 3: Cross multiply
    68,817.28x = 94,962.40 × 38,598.56
  4. Step 4: Simplify right side
    68,817.28x = 3,665,411,894.14
  5. Step 5: Solve for x
    x = 3,665,411,894.14/68,817.28
  6. Step 6: Final answer
    x = 53,262.96

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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.