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Finding the Fourth Proportional to 105,032.97, 157,575.38 and 34,912.89

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Solution

The fourth proportional to 105,032.97, 157,575.38 and 34,912.89 is: 52,377.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,032.97 : 157,575.38 = 34,912.89 : x
  2. Step 2: Convert to fraction form
    105,032.97/157,575.38 = 34,912.89/x
  3. Step 3: Cross multiply
    105,032.97x = 157,575.38 × 34,912.89
  4. Step 4: Simplify right side
    105,032.97x = 5,501,411,734.08
  5. Step 5: Solve for x
    x = 5,501,411,734.08/105,032.97
  6. Step 6: Final answer
    x = 52,377.95

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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.