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Finding the Fourth Proportional to 84,937.30, 127,463.35 and 32,345.41

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Solution

The fourth proportional to 84,937.30, 127,463.35 and 32,345.41 is: 48,539.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,937.30 : 127,463.35 = 32,345.41 : x
  2. Step 2: Convert to fraction form
    84,937.30/127,463.35 = 32,345.41/x
  3. Step 3: Cross multiply
    84,937.30x = 127,463.35 × 32,345.41
  4. Step 4: Simplify right side
    84,937.30x = 4,122,854,315.72
  5. Step 5: Solve for x
    x = 4,122,854,315.72/84,937.30
  6. Step 6: Final answer
    x = 48,539.97

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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.