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Finding the Fourth Proportional to 48,225.70, 72,338.55 and 16,635.70

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Solution

The fourth proportional to 48,225.70, 72,338.55 and 16,635.70 is: 24,953.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,225.70 : 72,338.55 = 16,635.70 : x
  2. Step 2: Convert to fraction form
    48,225.70/72,338.55 = 16,635.70/x
  3. Step 3: Cross multiply
    48,225.70x = 72,338.55 × 16,635.70
  4. Step 4: Simplify right side
    48,225.70x = 1,203,402,416.24
  5. Step 5: Solve for x
    x = 1,203,402,416.24/48,225.70
  6. Step 6: Final answer
    x = 24,953.55

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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.