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Finding the Fourth Proportional to 125,937.06, 173,792.34 and 69,348

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Solution

The fourth proportional to 125,937.06, 173,792.34 and 69,348 is: 95,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,937.06 : 173,792.34 = 69,348 : x
  2. Step 2: Convert to fraction form
    125,937.06/173,792.34 = 69,348/x
  3. Step 3: Cross multiply
    125,937.06x = 173,792.34 × 69,348
  4. Step 4: Simplify right side
    125,937.06x = 12,052,151,194.32
  5. Step 5: Solve for x
    x = 12,052,151,194.32/125,937.06
  6. Step 6: Final answer
    x = 95,699.80

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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.