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Finding the Fourth Proportional to 48,168.80, 72,224.40 and 24,840.80

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Solution

The fourth proportional to 48,168.80, 72,224.40 and 24,840.80 is: 37,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,168.80 : 72,224.40 = 24,840.80 : x
  2. Step 2: Convert to fraction form
    48,168.80/72,224.40 = 24,840.80/x
  3. Step 3: Cross multiply
    48,168.80x = 72,224.40 × 24,840.80
  4. Step 4: Simplify right side
    48,168.80x = 1,794,111,875.52
  5. Step 5: Solve for x
    x = 1,794,111,875.52/48,168.80
  6. Step 6: Final answer
    x = 37,246.35

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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.