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Finding the Fourth Proportional to 25,925.62, 38,894.10 and 8,397.22

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Solution

The fourth proportional to 25,925.62, 38,894.10 and 8,397.22 is: 12,597.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,925.62 : 38,894.10 = 8,397.22 : x
  2. Step 2: Convert to fraction form
    25,925.62/38,894.10 = 8,397.22/x
  3. Step 3: Cross multiply
    25,925.62x = 38,894.10 × 8,397.22
  4. Step 4: Simplify right side
    25,925.62x = 326,602,272.42
  5. Step 5: Solve for x
    x = 326,602,272.42/25,925.62
  6. Step 6: Final answer
    x = 12,597.66

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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.