Home / 53,683.99-74,091.98-38,626.49

Finding the Fourth Proportional to 53,683.99, 74,091.98 and 38,626.49

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Solution

The fourth proportional to 53,683.99, 74,091.98 and 38,626.49 is: 53,310.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.99 : 74,091.98 = 38,626.49 : x
  2. Step 2: Convert to fraction form
    53,683.99/74,091.98 = 38,626.49/x
  3. Step 3: Cross multiply
    53,683.99x = 74,091.98 × 38,626.49
  4. Step 4: Simplify right side
    53,683.99x = 2,861,913,406.35
  5. Step 5: Solve for x
    x = 2,861,913,406.35/53,683.99
  6. Step 6: Final answer
    x = 53,310.37

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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.