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Finding the Fourth Proportional to 176,438.93, 264,509.63 and 76,523.90

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Solution

The fourth proportional to 176,438.93, 264,509.63 and 76,523.90 is: 114,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,438.93 : 264,509.63 = 76,523.90 : x
  2. Step 2: Convert to fraction form
    176,438.93/264,509.63 = 76,523.90/x
  3. Step 3: Cross multiply
    176,438.93x = 264,509.63 × 76,523.90
  4. Step 4: Simplify right side
    176,438.93x = 20,241,307,152.61
  5. Step 5: Solve for x
    x = 20,241,307,152.61/176,438.93
  6. Step 6: Final answer
    x = 114,721.32

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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.