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Finding the Fourth Proportional to 107,054, 147,722.59 and 59,295.40

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Solution

The fourth proportional to 107,054, 147,722.59 and 59,295.40 is: 81,821.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,054 : 147,722.59 = 59,295.40 : x
  2. Step 2: Convert to fraction form
    107,054/147,722.59 = 59,295.40/x
  3. Step 3: Cross multiply
    107,054x = 147,722.59 × 59,295.40
  4. Step 4: Simplify right side
    107,054x = 8,759,270,063.09
  5. Step 5: Solve for x
    x = 8,759,270,063.09/107,054
  6. Step 6: Final answer
    x = 81,821.04

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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.