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Finding the Fourth Proportional to 36,005.60, 53,959.80 and 24,125.60

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Solution

The fourth proportional to 36,005.60, 53,959.80 and 24,125.60 is: 36,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,005.60 : 53,959.80 = 24,125.60 : x
  2. Step 2: Convert to fraction form
    36,005.60/53,959.80 = 24,125.60/x
  3. Step 3: Cross multiply
    36,005.60x = 53,959.80 × 24,125.60
  4. Step 4: Simplify right side
    36,005.60x = 1,301,812,550.88
  5. Step 5: Solve for x
    x = 1,301,812,550.88/36,005.60
  6. Step 6: Final answer
    x = 36,155.84

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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.