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Finding the Fourth Proportional to 43,879.68, 60,543.36 and 25,009.92

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Solution

The fourth proportional to 43,879.68, 60,543.36 and 25,009.92 is: 34,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,879.68 : 60,543.36 = 25,009.92 : x
  2. Step 2: Convert to fraction form
    43,879.68/60,543.36 = 25,009.92/x
  3. Step 3: Cross multiply
    43,879.68x = 60,543.36 × 25,009.92
  4. Step 4: Simplify right side
    43,879.68x = 1,514,184,590.13
  5. Step 5: Solve for x
    x = 1,514,184,590.13/43,879.68
  6. Step 6: Final answer
    x = 34,507.65

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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.