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Finding the Fourth Proportional to 110,551.29, 152,561.29 and 62,807.26

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Solution

The fourth proportional to 110,551.29, 152,561.29 and 62,807.26 is: 86,674.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,551.29 : 152,561.29 = 62,807.26 : x
  2. Step 2: Convert to fraction form
    110,551.29/152,561.29 = 62,807.26/x
  3. Step 3: Cross multiply
    110,551.29x = 152,561.29 × 62,807.26
  4. Step 4: Simplify right side
    110,551.29x = 9,581,956,876.18
  5. Step 5: Solve for x
    x = 9,581,956,876.18/110,551.29
  6. Step 6: Final answer
    x = 86,674.31

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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.