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Finding the Fourth Proportional to 30,394.42, 45,590.27 and 9,333.61

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Solution

The fourth proportional to 30,394.42, 45,590.27 and 9,333.61 is: 14,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394.42 : 45,590.27 = 9,333.61 : x
  2. Step 2: Convert to fraction form
    30,394.42/45,590.27 = 9,333.61/x
  3. Step 3: Cross multiply
    30,394.42x = 45,590.27 × 9,333.61
  4. Step 4: Simplify right side
    30,394.42x = 425,521,753.31
  5. Step 5: Solve for x
    x = 425,521,753.31/30,394.42
  6. Step 6: Final answer
    x = 14,000.00

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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.