Home / 131,606.48-197,317.56-48,478.16

Finding the Fourth Proportional to 131,606.48, 197,317.56 and 48,478.16

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Solution

The fourth proportional to 131,606.48, 197,317.56 and 48,478.16 is: 72,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,606.48 : 197,317.56 = 48,478.16 : x
  2. Step 2: Convert to fraction form
    131,606.48/197,317.56 = 48,478.16/x
  3. Step 3: Cross multiply
    131,606.48x = 197,317.56 × 48,478.16
  4. Step 4: Simplify right side
    131,606.48x = 9,565,592,244.49
  5. Step 5: Solve for x
    x = 9,565,592,244.49/131,606.48
  6. Step 6: Final answer
    x = 72,683.29

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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.