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Finding the Fourth Proportional to 173,580.96, 260,369.52 and 42,252.96

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Solution

The fourth proportional to 173,580.96, 260,369.52 and 42,252.96 is: 63,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,580.96 : 260,369.52 = 42,252.96 : x
  2. Step 2: Convert to fraction form
    173,580.96/260,369.52 = 42,252.96/x
  3. Step 3: Cross multiply
    173,580.96x = 260,369.52 × 42,252.96
  4. Step 4: Simplify right side
    173,580.96x = 11,001,382,913.78
  5. Step 5: Solve for x
    x = 11,001,382,913.78/173,580.96
  6. Step 6: Final answer
    x = 63,378.97

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1.5x scale

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.