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Finding the Fourth Proportional to 32,301.52, 48,423.08 and 11,520.16

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Solution

The fourth proportional to 32,301.52, 48,423.08 and 11,520.16 is: 17,269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,301.52 : 48,423.08 = 11,520.16 : x
  2. Step 2: Convert to fraction form
    32,301.52/48,423.08 = 11,520.16/x
  3. Step 3: Cross multiply
    32,301.52x = 48,423.08 × 11,520.16
  4. Step 4: Simplify right side
    32,301.52x = 557,841,537.04
  5. Step 5: Solve for x
    x = 557,841,537.04/32,301.52
  6. Step 6: Final answer
    x = 17,269.82

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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.