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Finding the Fourth Proportional to 176,479.20, 264,718.80 and 101,829.60

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Solution

The fourth proportional to 176,479.20, 264,718.80 and 101,829.60 is: 152,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,479.20 : 264,718.80 = 101,829.60 : x
  2. Step 2: Convert to fraction form
    176,479.20/264,718.80 = 101,829.60/x
  3. Step 3: Cross multiply
    176,479.20x = 264,718.80 × 101,829.60
  4. Step 4: Simplify right side
    176,479.20x = 26,956,209,516.48
  5. Step 5: Solve for x
    x = 26,956,209,516.48/176,479.20
  6. Step 6: Final answer
    x = 152,744.40

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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.