Home / 106,038.78-146,333.61-58,292.94

Finding the Fourth Proportional to 106,038.78, 146,333.61 and 58,292.94

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Solution

The fourth proportional to 106,038.78, 146,333.61 and 58,292.94 is: 80,444.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,038.78 : 146,333.61 = 58,292.94 : x
  2. Step 2: Convert to fraction form
    106,038.78/146,333.61 = 58,292.94/x
  3. Step 3: Cross multiply
    106,038.78x = 146,333.61 × 58,292.94
  4. Step 4: Simplify right side
    106,038.78x = 8,530,216,347.71
  5. Step 5: Solve for x
    x = 8,530,216,347.71/106,038.78
  6. Step 6: Final answer
    x = 80,444.31

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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.