Home / 40,125.73-60,188.44-12,045.66

Finding the Fourth Proportional to 40,125.73, 60,188.44 and 12,045.66

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Solution

The fourth proportional to 40,125.73, 60,188.44 and 12,045.66 is: 18,068.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,125.73 : 60,188.44 = 12,045.66 : x
  2. Step 2: Convert to fraction form
    40,125.73/60,188.44 = 12,045.66/x
  3. Step 3: Cross multiply
    40,125.73x = 60,188.44 × 12,045.66
  4. Step 4: Simplify right side
    40,125.73x = 725,009,484.17
  5. Step 5: Solve for x
    x = 725,009,484.17/40,125.73
  6. Step 6: Final answer
    x = 18,068.44

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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.