Home / 106,423.88-146,865.96-58,678.93

Finding the Fourth Proportional to 106,423.88, 146,865.96 and 58,678.93

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Solution

The fourth proportional to 106,423.88, 146,865.96 and 58,678.93 is: 80,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,423.88 : 146,865.96 = 58,678.93 : x
  2. Step 2: Convert to fraction form
    106,423.88/146,865.96 = 58,678.93/x
  3. Step 3: Cross multiply
    106,423.88x = 146,865.96 × 58,678.93
  4. Step 4: Simplify right side
    106,423.88x = 8,617,937,569.81
  5. Step 5: Solve for x
    x = 8,617,937,569.81/106,423.88
  6. Step 6: Final answer
    x = 80,977.48

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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.