Home / 53,980.26-74,506.10-36,781.06

Finding the Fourth Proportional to 53,980.26, 74,506.10 and 36,781.06

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Solution

The fourth proportional to 53,980.26, 74,506.10 and 36,781.06 is: 50,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,980.26 : 74,506.10 = 36,781.06 : x
  2. Step 2: Convert to fraction form
    53,980.26/74,506.10 = 36,781.06/x
  3. Step 3: Cross multiply
    53,980.26x = 74,506.10 × 36,781.06
  4. Step 4: Simplify right side
    53,980.26x = 2,740,413,334.47
  5. Step 5: Solve for x
    x = 2,740,413,334.47/53,980.26
  6. Step 6: Final answer
    x = 50,766.95

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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.