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Finding the Fourth Proportional to 115,094.93, 172,708.27 and 62,509.01

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Solution

The fourth proportional to 115,094.93, 172,708.27 and 62,509.01 is: 93,799.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,094.93 : 172,708.27 = 62,509.01 : x
  2. Step 2: Convert to fraction form
    115,094.93/172,708.27 = 62,509.01/x
  3. Step 3: Cross multiply
    115,094.93x = 172,708.27 × 62,509.01
  4. Step 4: Simplify right side
    115,094.93x = 10,795,821,956.70
  5. Step 5: Solve for x
    x = 10,795,821,956.70/115,094.93
  6. Step 6: Final answer
    x = 93,799.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.