Home / 238,171.08-357,343.86-171,686.28

Finding the Fourth Proportional to 238,171.08, 357,343.86 and 171,686.28

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Solution

The fourth proportional to 238,171.08, 357,343.86 and 171,686.28 is: 257,592.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,171.08 : 357,343.86 = 171,686.28 : x
  2. Step 2: Convert to fraction form
    238,171.08/357,343.86 = 171,686.28/x
  3. Step 3: Cross multiply
    238,171.08x = 357,343.86 × 171,686.28
  4. Step 4: Simplify right side
    238,171.08x = 61,351,038,004.24
  5. Step 5: Solve for x
    x = 61,351,038,004.24/238,171.08
  6. Step 6: Final answer
    x = 257,592.31

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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.