Home / 106,038.71-146,329.70-58,291.74

Finding the Fourth Proportional to 106,038.71, 146,329.70 and 58,291.74

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Solution

The fourth proportional to 106,038.71, 146,329.70 and 58,291.74 is: 80,440.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,038.71 : 146,329.70 = 58,291.74 : x
  2. Step 2: Convert to fraction form
    106,038.71/146,329.70 = 58,291.74/x
  3. Step 3: Cross multiply
    106,038.71x = 146,329.70 × 58,291.74
  4. Step 4: Simplify right side
    106,038.71x = 8,529,812,826.68
  5. Step 5: Solve for x
    x = 8,529,812,826.68/106,038.71
  6. Step 6: Final answer
    x = 80,440.56

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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.