Home / 106,171.95-146,513.57-58,424.07

Finding the Fourth Proportional to 106,171.95, 146,513.57 and 58,424.07

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Solution

The fourth proportional to 106,171.95, 146,513.57 and 58,424.07 is: 80,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,171.95 : 146,513.57 = 58,424.07 : x
  2. Step 2: Convert to fraction form
    106,171.95/146,513.57 = 58,424.07/x
  3. Step 3: Cross multiply
    106,171.95x = 146,513.57 × 58,424.07
  4. Step 4: Simplify right side
    106,171.95x = 8,559,918,777.51
  5. Step 5: Solve for x
    x = 8,559,918,777.51/106,171.95
  6. Step 6: Final answer
    x = 80,623.17

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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.