Home / 53,861.04-74,324.66-29,987.10

Finding the Fourth Proportional to 53,861.04, 74,324.66 and 29,987.10

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Solution

The fourth proportional to 53,861.04, 74,324.66 and 29,987.10 is: 41,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,861.04 : 74,324.66 = 29,987.10 : x
  2. Step 2: Convert to fraction form
    53,861.04/74,324.66 = 29,987.10/x
  3. Step 3: Cross multiply
    53,861.04x = 74,324.66 × 29,987.10
  4. Step 4: Simplify right side
    53,861.04x = 2,228,780,861.95
  5. Step 5: Solve for x
    x = 2,228,780,861.95/53,861.04
  6. Step 6: Final answer
    x = 41,380.20

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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.