Home / 131,565.78-197,394.48-41,622.39

Finding the Fourth Proportional to 131,565.78, 197,394.48 and 41,622.39

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Solution

The fourth proportional to 131,565.78, 197,394.48 and 41,622.39 is: 62,448.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,565.78 : 197,394.48 = 41,622.39 : x
  2. Step 2: Convert to fraction form
    131,565.78/197,394.48 = 41,622.39/x
  3. Step 3: Cross multiply
    131,565.78x = 197,394.48 × 41,622.39
  4. Step 4: Simplify right side
    131,565.78x = 8,216,030,030.41
  5. Step 5: Solve for x
    x = 8,216,030,030.41/131,565.78
  6. Step 6: Final answer
    x = 62,448.08

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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.