Home / 157,401.48-236,171.95-82,503.82

Finding the Fourth Proportional to 157,401.48, 236,171.95 and 82,503.82

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Solution

The fourth proportional to 157,401.48, 236,171.95 and 82,503.82 is: 123,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,401.48 : 236,171.95 = 82,503.82 : x
  2. Step 2: Convert to fraction form
    157,401.48/236,171.95 = 82,503.82/x
  3. Step 3: Cross multiply
    157,401.48x = 236,171.95 × 82,503.82
  4. Step 4: Simplify right side
    157,401.48x = 19,485,088,051.85
  5. Step 5: Solve for x
    x = 19,485,088,051.85/157,401.48
  6. Step 6: Final answer
    x = 123,792.28

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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.