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Finding the Fourth Proportional to 36,970.80, 55,378.20 and 24,496.80

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Solution

The fourth proportional to 36,970.80, 55,378.20 and 24,496.80 is: 36,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,970.80 : 55,378.20 = 24,496.80 : x
  2. Step 2: Convert to fraction form
    36,970.80/55,378.20 = 24,496.80/x
  3. Step 3: Cross multiply
    36,970.80x = 55,378.20 × 24,496.80
  4. Step 4: Simplify right side
    36,970.80x = 1,356,588,689.76
  5. Step 5: Solve for x
    x = 1,356,588,689.76/36,970.80
  6. Step 6: Final answer
    x = 36,693.52

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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.