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Finding the Fourth Proportional to 110,367.54, 152,302.61 and 62,623.51

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Solution

The fourth proportional to 110,367.54, 152,302.61 and 62,623.51 is: 86,417.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,367.54 : 152,302.61 = 62,623.51 : x
  2. Step 2: Convert to fraction form
    110,367.54/152,302.61 = 62,623.51/x
  3. Step 3: Cross multiply
    110,367.54x = 152,302.61 × 62,623.51
  4. Step 4: Simplify right side
    110,367.54x = 9,537,723,796.16
  5. Step 5: Solve for x
    x = 9,537,723,796.16/110,367.54
  6. Step 6: Final answer
    x = 86,417.83

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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.