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Finding the Fourth Proportional to 35,123.04, 52,684.20 and 8,827.20

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Solution

The fourth proportional to 35,123.04, 52,684.20 and 8,827.20 is: 13,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,123.04 : 52,684.20 = 8,827.20 : x
  2. Step 2: Convert to fraction form
    35,123.04/52,684.20 = 8,827.20/x
  3. Step 3: Cross multiply
    35,123.04x = 52,684.20 × 8,827.20
  4. Step 4: Simplify right side
    35,123.04x = 465,053,970.24
  5. Step 5: Solve for x
    x = 465,053,970.24/35,123.04
  6. Step 6: Final answer
    x = 13,240.71

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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.