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Finding the Fourth Proportional to 235,441.82, 353,124.97 and 64,623.66

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Solution

The fourth proportional to 235,441.82, 353,124.97 and 64,623.66 is: 96,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,441.82 : 353,124.97 = 64,623.66 : x
  2. Step 2: Convert to fraction form
    235,441.82/353,124.97 = 64,623.66/x
  3. Step 3: Cross multiply
    235,441.82x = 353,124.97 × 64,623.66
  4. Step 4: Simplify right side
    235,441.82x = 22,820,226,513.01
  5. Step 5: Solve for x
    x = 22,820,226,513.01/235,441.82
  6. Step 6: Final answer
    x = 96,925.12

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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.