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Finding the Fourth Proportional to 110,552.51, 152,562.98 and 62,808.48

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Solution

The fourth proportional to 110,552.51, 152,562.98 and 62,808.48 is: 86,676.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,552.51 : 152,562.98 = 62,808.48 : x
  2. Step 2: Convert to fraction form
    110,552.51/152,562.98 = 62,808.48/x
  3. Step 3: Cross multiply
    110,552.51x = 152,562.98 × 62,808.48
  4. Step 4: Simplify right side
    110,552.51x = 9,582,249,035.09
  5. Step 5: Solve for x
    x = 9,582,249,035.09/110,552.51
  6. Step 6: Final answer
    x = 86,676.00

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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.