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Finding the Fourth Proportional to 162,359.86, 243,497.40 and 48,480.88

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Solution

The fourth proportional to 162,359.86, 243,497.40 and 48,480.88 is: 72,708.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,359.86 : 243,497.40 = 48,480.88 : x
  2. Step 2: Convert to fraction form
    162,359.86/243,497.40 = 48,480.88/x
  3. Step 3: Cross multiply
    162,359.86x = 243,497.40 × 48,480.88
  4. Step 4: Simplify right side
    162,359.86x = 11,804,968,229.71
  5. Step 5: Solve for x
    x = 11,804,968,229.71/162,359.86
  6. Step 6: Final answer
    x = 72,708.66

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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.