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Finding the Fourth Proportional to 37,354.92, 51,549.64 and 20,587.92

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Solution

The fourth proportional to 37,354.92, 51,549.64 and 20,587.92 is: 28,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,354.92 : 51,549.64 = 20,587.92 : x
  2. Step 2: Convert to fraction form
    37,354.92/51,549.64 = 20,587.92/x
  3. Step 3: Cross multiply
    37,354.92x = 51,549.64 × 20,587.92
  4. Step 4: Simplify right side
    37,354.92x = 1,061,299,864.35
  5. Step 5: Solve for x
    x = 1,061,299,864.35/37,354.92
  6. Step 6: Final answer
    x = 28,411.25

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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.