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Finding the Fourth Proportional to 110,674.68, 152,897.60 and 72,524.88

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Solution

The fourth proportional to 110,674.68, 152,897.60 and 72,524.88 is: 100,193.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,674.68 : 152,897.60 = 72,524.88 : x
  2. Step 2: Convert to fraction form
    110,674.68/152,897.60 = 72,524.88/x
  3. Step 3: Cross multiply
    110,674.68x = 152,897.60 × 72,524.88
  4. Step 4: Simplify right side
    110,674.68x = 11,088,880,092.29
  5. Step 5: Solve for x
    x = 11,088,880,092.29/110,674.68
  6. Step 6: Final answer
    x = 100,193.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.