Home / 238,656.34-329,416.91-157,047.53

Finding the Fourth Proportional to 238,656.34, 329,416.91 and 157,047.53

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Solution

The fourth proportional to 238,656.34, 329,416.91 and 157,047.53 is: 216,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,656.34 : 329,416.91 = 157,047.53 : x
  2. Step 2: Convert to fraction form
    238,656.34/329,416.91 = 157,047.53/x
  3. Step 3: Cross multiply
    238,656.34x = 329,416.91 × 157,047.53
  4. Step 4: Simplify right side
    238,656.34x = 51,734,110,212.34
  5. Step 5: Solve for x
    x = 51,734,110,212.34/238,656.34
  6. Step 6: Final answer
    x = 216,772.41

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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.