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Finding the Fourth Proportional to 32,360.80, 48,549.30 and 25,722.40

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Solution

The fourth proportional to 32,360.80, 48,549.30 and 25,722.40 is: 38,590.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,360.80 : 48,549.30 = 25,722.40 : x
  2. Step 2: Convert to fraction form
    32,360.80/48,549.30 = 25,722.40/x
  3. Step 3: Cross multiply
    32,360.80x = 48,549.30 × 25,722.40
  4. Step 4: Simplify right side
    32,360.80x = 1,248,804,514.32
  5. Step 5: Solve for x
    x = 1,248,804,514.32/32,360.80
  6. Step 6: Final answer
    x = 38,590.04

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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.