Home / 68,624.10-94,679.67-38,404.62

Finding the Fourth Proportional to 68,624.10, 94,679.67 and 38,404.62

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Solution

The fourth proportional to 68,624.10, 94,679.67 and 38,404.62 is: 52,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,624.10 : 94,679.67 = 38,404.62 : x
  2. Step 2: Convert to fraction form
    68,624.10/94,679.67 = 38,404.62/x
  3. Step 3: Cross multiply
    68,624.10x = 94,679.67 × 38,404.62
  4. Step 4: Simplify right side
    68,624.10x = 3,636,136,748.08
  5. Step 5: Solve for x
    x = 3,636,136,748.08/68,624.10
  6. Step 6: Final answer
    x = 52,986.29

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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.