Home / 68,077.04-93,945.48-38,269.04

Finding the Fourth Proportional to 68,077.04, 93,945.48 and 38,269.04

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Solution

The fourth proportional to 68,077.04, 93,945.48 and 38,269.04 is: 52,810.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,077.04 : 93,945.48 = 38,269.04 : x
  2. Step 2: Convert to fraction form
    68,077.04/93,945.48 = 38,269.04/x
  3. Step 3: Cross multiply
    68,077.04x = 93,945.48 × 38,269.04
  4. Step 4: Simplify right side
    68,077.04x = 3,595,203,331.94
  5. Step 5: Solve for x
    x = 3,595,203,331.94/68,077.04
  6. Step 6: Final answer
    x = 52,810.81

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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.