Home / 125,964.87-173,827.95-68,602.89

Finding the Fourth Proportional to 125,964.87, 173,827.95 and 68,602.89

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Solution

The fourth proportional to 125,964.87, 173,827.95 and 68,602.89 is: 94,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,964.87 : 173,827.95 = 68,602.89 : x
  2. Step 2: Convert to fraction form
    125,964.87/173,827.95 = 68,602.89/x
  3. Step 3: Cross multiply
    125,964.87x = 173,827.95 × 68,602.89
  4. Step 4: Simplify right side
    125,964.87x = 11,925,099,732.78
  5. Step 5: Solve for x
    x = 11,925,099,732.78/125,964.87
  6. Step 6: Final answer
    x = 94,670.04

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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.