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Finding the Fourth Proportional to 58,238.30, 80,363.30 and 34,044.92

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Solution

The fourth proportional to 58,238.30, 80,363.30 and 34,044.92 is: 46,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,238.30 : 80,363.30 = 34,044.92 : x
  2. Step 2: Convert to fraction form
    58,238.30/80,363.30 = 34,044.92/x
  3. Step 3: Cross multiply
    58,238.30x = 80,363.30 × 34,044.92
  4. Step 4: Simplify right side
    58,238.30x = 2,735,961,547.39
  5. Step 5: Solve for x
    x = 2,735,961,547.39/58,238.30
  6. Step 6: Final answer
    x = 46,978.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.