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Finding the Fourth Proportional to 152,561.60, 228,842.40 and 96,574.40

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Solution

The fourth proportional to 152,561.60, 228,842.40 and 96,574.40 is: 144,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,561.60 : 228,842.40 = 96,574.40 : x
  2. Step 2: Convert to fraction form
    152,561.60/228,842.40 = 96,574.40/x
  3. Step 3: Cross multiply
    152,561.60x = 228,842.40 × 96,574.40
  4. Step 4: Simplify right side
    152,561.60x = 22,100,317,474.56
  5. Step 5: Solve for x
    x = 22,100,317,474.56/152,561.60
  6. Step 6: Final answer
    x = 144,861.60

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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.