Home / 101,224.84-139,679.94-58,792.36

Finding the Fourth Proportional to 101,224.84, 139,679.94 and 58,792.36

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Solution

The fourth proportional to 101,224.84, 139,679.94 and 58,792.36 is: 81,127.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,224.84 : 139,679.94 = 58,792.36 : x
  2. Step 2: Convert to fraction form
    101,224.84/139,679.94 = 58,792.36/x
  3. Step 3: Cross multiply
    101,224.84x = 139,679.94 × 58,792.36
  4. Step 4: Simplify right side
    101,224.84x = 8,212,113,317.26
  5. Step 5: Solve for x
    x = 8,212,113,317.26/101,224.84
  6. Step 6: Final answer
    x = 81,127.45

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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.