Home / 131,848.90-197,715.75-38,352.58

Finding the Fourth Proportional to 131,848.90, 197,715.75 and 38,352.58

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Solution

The fourth proportional to 131,848.90, 197,715.75 and 38,352.58 is: 57,512.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,848.90 : 197,715.75 = 38,352.58 : x
  2. Step 2: Convert to fraction form
    131,848.90/197,715.75 = 38,352.58/x
  3. Step 3: Cross multiply
    131,848.90x = 197,715.75 × 38,352.58
  4. Step 4: Simplify right side
    131,848.90x = 7,582,909,119.14
  5. Step 5: Solve for x
    x = 7,582,909,119.14/131,848.90
  6. Step 6: Final answer
    x = 57,512.12

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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.