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Finding the Fourth Proportional to 110,677.01, 152,364.87 and 105,592.91

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Solution

The fourth proportional to 110,677.01, 152,364.87 and 105,592.91 is: 145,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,677.01 : 152,364.87 = 105,592.91 : x
  2. Step 2: Convert to fraction form
    110,677.01/152,364.87 = 105,592.91/x
  3. Step 3: Cross multiply
    110,677.01x = 152,364.87 × 105,592.91
  4. Step 4: Simplify right side
    110,677.01x = 16,088,649,243.25
  5. Step 5: Solve for x
    x = 16,088,649,243.25/110,677.01
  6. Step 6: Final answer
    x = 145,365.78

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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.