Home / 68,483.55-94,505.48-38,269.12

Finding the Fourth Proportional to 68,483.55, 94,505.48 and 38,269.12

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Solution

The fourth proportional to 68,483.55, 94,505.48 and 38,269.12 is: 52,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,483.55 : 94,505.48 = 38,269.12 : x
  2. Step 2: Convert to fraction form
    68,483.55/94,505.48 = 38,269.12/x
  3. Step 3: Cross multiply
    68,483.55x = 94,505.48 × 38,269.12
  4. Step 4: Simplify right side
    68,483.55x = 3,616,641,554.78
  5. Step 5: Solve for x
    x = 3,616,641,554.78/68,483.55
  6. Step 6: Final answer
    x = 52,810.37

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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.