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Finding the Fourth Proportional to 164,588.34, 246,587.31 and 155,731.02

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Solution

The fourth proportional to 164,588.34, 246,587.31 and 155,731.02 is: 233,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,588.34 : 246,587.31 = 155,731.02 : x
  2. Step 2: Convert to fraction form
    164,588.34/246,587.31 = 155,731.02/x
  3. Step 3: Cross multiply
    164,588.34x = 246,587.31 × 155,731.02
  4. Step 4: Simplify right side
    164,588.34x = 38,401,293,305.36
  5. Step 5: Solve for x
    x = 38,401,293,305.36/164,588.34
  6. Step 6: Final answer
    x = 233,317.22

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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.