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Finding the Fourth Proportional to 48,258.86, 72,370.50 and 16,660.88

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Solution

The fourth proportional to 48,258.86, 72,370.50 and 16,660.88 is: 24,985.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,258.86 : 72,370.50 = 16,660.88 : x
  2. Step 2: Convert to fraction form
    48,258.86/72,370.50 = 16,660.88/x
  3. Step 3: Cross multiply
    48,258.86x = 72,370.50 × 16,660.88
  4. Step 4: Simplify right side
    48,258.86x = 1,205,756,216.04
  5. Step 5: Solve for x
    x = 1,205,756,216.04/48,258.86
  6. Step 6: Final answer
    x = 24,985.18

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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.