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Finding the Fourth Proportional to 53,407.08, 80,149.80 and 23,844.32

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Solution

The fourth proportional to 53,407.08, 80,149.80 and 23,844.32 is: 35,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.08 : 80,149.80 = 23,844.32 : x
  2. Step 2: Convert to fraction form
    53,407.08/80,149.80 = 23,844.32/x
  3. Step 3: Cross multiply
    53,407.08x = 80,149.80 × 23,844.32
  4. Step 4: Simplify right side
    53,407.08x = 1,911,117,479.14
  5. Step 5: Solve for x
    x = 1,911,117,479.14/53,407.08
  6. Step 6: Final answer
    x = 35,783.97

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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.