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Finding the Fourth Proportional to 176,521.70, 264,782.55 and 101,872.10

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Solution

The fourth proportional to 176,521.70, 264,782.55 and 101,872.10 is: 152,808.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,521.70 : 264,782.55 = 101,872.10 : x
  2. Step 2: Convert to fraction form
    176,521.70/264,782.55 = 101,872.10/x
  3. Step 3: Cross multiply
    176,521.70x = 264,782.55 × 101,872.10
  4. Step 4: Simplify right side
    176,521.70x = 26,973,954,411.86
  5. Step 5: Solve for x
    x = 26,973,954,411.86/176,521.70
  6. Step 6: Final answer
    x = 152,808.15

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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.