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Finding the Fourth Proportional to 53,395.01, 73,686.60 and 29,523.30

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Solution

The fourth proportional to 53,395.01, 73,686.60 and 29,523.30 is: 40,742.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395.01 : 73,686.60 = 29,523.30 : x
  2. Step 2: Convert to fraction form
    53,395.01/73,686.60 = 29,523.30/x
  3. Step 3: Cross multiply
    53,395.01x = 73,686.60 × 29,523.30
  4. Step 4: Simplify right side
    53,395.01x = 2,175,471,597.78
  5. Step 5: Solve for x
    x = 2,175,471,597.78/53,395.01
  6. Step 6: Final answer
    x = 40,742.98

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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.