Home / 106,072.65-146,386.58-58,329.63

Finding the Fourth Proportional to 106,072.65, 146,386.58 and 58,329.63

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Solution

The fourth proportional to 106,072.65, 146,386.58 and 58,329.63 is: 80,498.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,072.65 : 146,386.58 = 58,329.63 : x
  2. Step 2: Convert to fraction form
    106,072.65/146,386.58 = 58,329.63/x
  3. Step 3: Cross multiply
    106,072.65x = 146,386.58 × 58,329.63
  4. Step 4: Simplify right side
    106,072.65x = 8,538,674,756.72
  5. Step 5: Solve for x
    x = 8,538,674,756.72/106,072.65
  6. Step 6: Final answer
    x = 80,498.36

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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.