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Finding the Fourth Proportional to 56,034.40, 84,055.92 and 16,590.88

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Solution

The fourth proportional to 56,034.40, 84,055.92 and 16,590.88 is: 24,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,034.40 : 84,055.92 = 16,590.88 : x
  2. Step 2: Convert to fraction form
    56,034.40/84,055.92 = 16,590.88/x
  3. Step 3: Cross multiply
    56,034.40x = 84,055.92 × 16,590.88
  4. Step 4: Simplify right side
    56,034.40x = 1,394,561,682.01
  5. Step 5: Solve for x
    x = 1,394,561,682.01/56,034.40
  6. Step 6: Final answer
    x = 24,887.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.