Home / 125,327.48-187,772.40-104,401.98

Finding the Fourth Proportional to 125,327.48, 187,772.40 and 104,401.98

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Solution

The fourth proportional to 125,327.48, 187,772.40 and 104,401.98 is: 156,420.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,327.48 : 187,772.40 = 104,401.98 : x
  2. Step 2: Convert to fraction form
    125,327.48/187,772.40 = 104,401.98/x
  3. Step 3: Cross multiply
    125,327.48x = 187,772.40 × 104,401.98
  4. Step 4: Simplify right side
    125,327.48x = 19,603,810,349.35
  5. Step 5: Solve for x
    x = 19,603,810,349.35/125,327.48
  6. Step 6: Final answer
    x = 156,420.69

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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.