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Finding the Fourth Proportional to 25,602.59, 38,416.04 and 11,566.91

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Solution

The fourth proportional to 25,602.59, 38,416.04 and 11,566.91 is: 17,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,602.59 : 38,416.04 = 11,566.91 : x
  2. Step 2: Convert to fraction form
    25,602.59/38,416.04 = 11,566.91/x
  3. Step 3: Cross multiply
    25,602.59x = 38,416.04 × 11,566.91
  4. Step 4: Simplify right side
    25,602.59x = 444,354,714.07
  5. Step 5: Solve for x
    x = 444,354,714.07/25,602.59
  6. Step 6: Final answer
    x = 17,355.85

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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.